Y are the bending moment, moment of inertia, radius of curvature, modulus of If M, I, R, E, F, and elasticity stress and the depth of the neutral axis at section, then
Y are the bending moment, moment of inertia, radius of curvature, modulus of If M, I, R, E, F, and elasticity stress and the depth of the neutral axis at section, then
Pick up the correct statement from the following:
Pick up the correct statement from the following:
The ratio of the length and diameter of a simply supported uniform circular beam which experiences maximum bending stress equal to tensile stress due to same load at its mid span, is
The ratio of the length and diameter of a simply supported uniform circular beam which experiences maximum bending stress equal to tensile stress due to same load at its mid span, is
The locus of the end point of the resultant of the normal and tangential components of the stress on an inclined plane, is
The locus of the end point of the resultant of the normal and tangential components of the stress on an inclined plane, is
A masonry dam (density = 20,000 N/m³) 6 m high, one metre wide at the top and 4 m wide at the base, has vertical water face. The minimum stress at the base of the dam when the reservoir is full, will be
A masonry dam (density = 20,000 N/m³) 6 m high, one metre wide at the top and 4 m wide at the base, has vertical water face. The minimum stress at the base of the dam when the reservoir is full, will be
The strain energy stored in a spring when subjected to greatest load without being permanently distorted, is called
The strain energy stored in a spring when subjected to greatest load without being permanently distorted, is called
A steel rod 1 metre long having square cross section is pulled under a tensile load of 8 tonnes. The extension in the rod was 1 mm only. If Esteel = 2 × 106 kg/cm², the side of the rod, is
A steel rod 1 metre long having square cross section is pulled under a tensile load of 8 tonnes. The extension in the rod was 1 mm only. If Esteel = 2 × 106 kg/cm², the side of the rod, is
The strain energy due to volumetric strain
The strain energy due to volumetric strain
Inertia of a rectangular section of width and depth about an axis passing the moment of through C.G. and parallel to its width is
Inertia of a rectangular section of width and depth about an axis passing the moment of through C.G. and parallel to its width is
For beams of uniform strength, if depth is constant,
For beams of uniform strength, if depth is constant,
A steel rod of sectional area 250 sq. mm connects two parallel walls 5 m apart. The nuts at the ends were tightened when the rod was heated to 100°C. If steel = 0.000012/C°, Esteel = 0.2 MN/mm², the tensile force developed at a temperature of 50°C, is
A steel rod of sectional area 250 sq. mm connects two parallel walls 5 m apart. The nuts at the ends were tightened when the rod was heated to 100°C. If steel = 0.000012/C°, Esteel = 0.2 MN/mm², the tensile force developed at a temperature of 50°C, is
A two hinged parabolic arch of span l and rise h carries a load varying from zero at the left end to ? per unit run at the right end. The horizontal thrust is
A two hinged parabolic arch of span l and rise h carries a load varying from zero at the left end to ? per unit run at the right end. The horizontal thrust is
A load of 1960 N is raised at the end of a steel wire. The minimum diameter of the wire so that stress in the wire does not exceed 100 N/mm² is:
A load of 1960 N is raised at the end of a steel wire. The minimum diameter of the wire so that stress in the wire does not exceed 100 N/mm² is:
In case of a simply supported rectangular beam of span L and loaded with a central load W, the length of elasto-plastic zone of the plastic hinge, is
In case of a simply supported rectangular beam of span L and loaded with a central load W, the length of elasto-plastic zone of the plastic hinge, is
The maximum deflection of a simply supported beam of span L, carrying an isolated load at the centre of the span; flexural rigidity being EI, is
The maximum deflection of a simply supported beam of span L, carrying an isolated load at the centre of the span; flexural rigidity being EI, is
The locus of reaction of a two hinged semi-circular arch, is
The locus of reaction of a two hinged semi-circular arch, is
Stress may be defined as
Stress may be defined as
In plastic analysis, the shape factor for a circular section, is
In plastic analysis, the shape factor for a circular section, is
A square column carries a load P at the centroid of one of the quarters of the square. If a is the side of the main square, the combined bending stress will be
A square column carries a load P at the centroid of one of the quarters of the square. If a is the side of the main square, the combined bending stress will be
The point of contraflexure is the point where
The point of contraflexure is the point where
The stiffness of the close coil helical spring is
The stiffness of the close coil helical spring is
The ratio of the length and depth of a simply supported rectangular beam which experiences maximum bending stress equal to tensile stress, due to same load at its mid span, is
The ratio of the length and depth of a simply supported rectangular beam which experiences maximum bending stress equal to tensile stress, due to same load at its mid span, is
Shear strain energy theory for the failure of a material at elastic limit, is due to
Shear strain energy theory for the failure of a material at elastic limit, is due to
The eccentricity (e) of a hollow circular column, external diameter 25 cm, internal diameter 15 cm for an eccentric load 100 t for non-development of tension, is
The eccentricity (e) of a hollow circular column, external diameter 25 cm, internal diameter 15 cm for an eccentric load 100 t for non-development of tension, is
A composite beam is composed of two equal strips one of brass and other of steel. If the temperature is raised
A composite beam is composed of two equal strips one of brass and other of steel. If the temperature is raised
In a shaft, the shear stress is not directly proportional to
In a shaft, the shear stress is not directly proportional to
The equivalent length of a column of length L, having both the ends hinged, is
The equivalent length of a column of length L, having both the ends hinged, is
The maximum bending moment for a simply supported beam with a uniformly distributed load w/unit length, is
The maximum bending moment for a simply supported beam with a uniformly distributed load w/unit length, is
The moment of inertia of a triangular section (height h, base b) about its base, is
The moment of inertia of a triangular section (height h, base b) about its base, is
A simply supported beam carries varying load from zero at one end and w at the other end. If the length of the beam is a, the maximum bending moment will be
A simply supported beam carries varying load from zero at one end and w at the other end. If the length of the beam is a, the maximum bending moment will be
A cantilever of length ‘L’ is subjected to a bending moment ‘M’ at its free end. If EI is the flexural rigidity of the section, the deflection of the free end, is
A cantilever of length ‘L’ is subjected to a bending moment ‘M’ at its free end. If EI is the flexural rigidity of the section, the deflection of the free end, is
A spring of mean radius 40 mm contains 8 action coils of steel (N = 80000 N/mm²), 4 mm in diameter. The clearance between the coils being 1 mm when unloaded, the minimum compressive load to remove the clearance, is
A spring of mean radius 40 mm contains 8 action coils of steel (N = 80000 N/mm²), 4 mm in diameter. The clearance between the coils being 1 mm when unloaded, the minimum compressive load to remove the clearance, is
The horizontal thrust on the ends of a two hinged semicircular arch of radius ‘R’ carrying
The horizontal thrust on the ends of a two hinged semicircular arch of radius ‘R’ carrying
The greatest load which a spring can carry without getting permanently distorted, is called
The greatest load which a spring can carry without getting permanently distorted, is called
The area of the core of a column of cross sectional area A, is
The area of the core of a column of cross sectional area A, is
The vertical reaction for the arch is
The vertical reaction for the arch is
Beams composed of more than one material, rigidly connected together so as to behave as one piece, are known as
Beams composed of more than one material, rigidly connected together so as to behave as one piece, are known as
For calculating the allowable stress of long columns σ0 = σy/n [1 - a (1/r)²]is the empirical formula, known as
For calculating the allowable stress of long columns σ0 = σy/n [1 - a (1/r)²]is the empirical formula, known as
Pick up the correct statement from the following:
Pick up the correct statement from the following:
For beams breadth is constant,
For beams breadth is constant,
The yield moment of a cross section is defined as the moment that will just produce the yield stress in
The yield moment of a cross section is defined as the moment that will just produce the yield stress in
A three hinged arch is generally hinged at its supports and
A three hinged arch is generally hinged at its supports and
The ratio of the deflections of the free end of a cantilever due to an isolated load at 1/3rd and 2/3rd of the span, is
The ratio of the deflections of the free end of a cantilever due to an isolated load at 1/3rd and 2/3rd of the span, is
The locus of the moment of inertia about inclined axes to the principal axis, is
The locus of the moment of inertia about inclined axes to the principal axis, is
P = 4π² EI/L² is the equation of Euler's crippling load if
P = 4π² EI/L² is the equation of Euler's crippling load if
The ratio of the stresses produced by a suddenly applied load and by a gradually applied load on a bar, is
The ratio of the stresses produced by a suddenly applied load and by a gradually applied load on a bar, is
In plastic analysis, the shape factor for rectangular section, is
In plastic analysis, the shape factor for rectangular section, is
A simply supported beam which carries a uniformly distributed load has two equal overhangs. To have maximum B.M. produced in the beam least possible, the ratio of the length of the overhang to the total length of the beam, is
A simply supported beam which carries a uniformly distributed load has two equal overhangs. To have maximum B.M. produced in the beam least possible, the ratio of the length of the overhang to the total length of the beam, is
The ratio of moments of inertia of a triangular section about its base and about a centroidal axis parallel to its base, is
The ratio of moments of inertia of a triangular section about its base and about a centroidal axis parallel to its base, is
A simply supported rolled steel joist 8 m long carries a uniformly distributed load over it span so that the maximum bending stress is 75 N/mm². If the slope at the ends is 0.005 radian and the value of E = 0.2 × 106 N/mm², the depth of the joist, is
A simply supported rolled steel joist 8 m long carries a uniformly distributed load over it span so that the maximum bending stress is 75 N/mm². If the slope at the ends is 0.005 radian and the value of E = 0.2 × 106 N/mm², the depth of the joist, is
section modulus of a square section of side B and that of a circular section of the ratio of the diameter D, is
section modulus of a square section of side B and that of a circular section of the ratio of the diameter D, is
At any point of a beam, the section modulus may be obtained by dividing the moment of inertia of the section by
At any point of a beam, the section modulus may be obtained by dividing the moment of inertia of the section by
A shaft subjected to a bending moment M and a torque T, experiences
A shaft subjected to a bending moment M and a torque T, experiences
A rolled steel joist is simply supported at its ends and carries a uniformly distributed load which causes a maximum deflection of 10 mm and slope at the ends of 0.002 radian. The length of the joist will be,
A rolled steel joist is simply supported at its ends and carries a uniformly distributed load which causes a maximum deflection of 10 mm and slope at the ends of 0.002 radian. The length of the joist will be,
Pick up the correct statement from the following:
Pick up the correct statement from the following:
The ratio of circumferential stress to the longitudinal stress in the walls of a cylindrical shell, due to flowing liquid, is
The ratio of circumferential stress to the longitudinal stress in the walls of a cylindrical shell, due to flowing liquid, is
The ratio of maximum and average shear stresses on a rectangular section, is
The ratio of maximum and average shear stresses on a rectangular section, is
a uniform circular bar of diameter d and length , which extends by an The deflection of amount under a tensile pull , when it carries the same load at its mid-span, is
a uniform circular bar of diameter d and length , which extends by an The deflection of amount under a tensile pull , when it carries the same load at its mid-span, is
A steel plate d × b is sandwiched rigidly between two timber joists each D × B/2 in section. The steel will be (where Young’s modulus of steel is m times that of the timber).
A steel plate d × b is sandwiched rigidly between two timber joists each D × B/2 in section. The steel will be (where Young’s modulus of steel is m times that of the timber).
In the truss, the force in the member AC is
In the truss, the force in the member AC is
The assumption in the theory of bending of beams is:
The assumption in the theory of bending of beams is:
There are two hinged semicircular arches A, B and C of radii 5 m, 7.5 m and 10 m respectively and each carries a concentrated load W at their crowns. The horizontal thrust at their supports will be in the ratio of
There are two hinged semicircular arches A, B and C of radii 5 m, 7.5 m and 10 m respectively and each carries a concentrated load W at their crowns. The horizontal thrust at their supports will be in the ratio of
A steel bar 5 m × 50 mm is loaded with 250,000 N. If the modulus of elasticity of the material is 0.2 MN/mm² and Poisson’s ratio is 0.25, the change in the volume of the bar is:
A steel bar 5 m × 50 mm is loaded with 250,000 N. If the modulus of elasticity of the material is 0.2 MN/mm² and Poisson’s ratio is 0.25, the change in the volume of the bar is:
In plastic analysis, the shape factor for a triangular section, is
In plastic analysis, the shape factor for a triangular section, is
At yield point of a test piece, the material
At yield point of a test piece, the material
A body is said to be in equilibrium if
A body is said to be in equilibrium if
An isolated load W is acting at a distance a from the left hand support, of a three hinged arch of span 2l and rise h hinged at the crown, the horizontal reaction at the support, is
An isolated load W is acting at a distance a from the left hand support, of a three hinged arch of span 2l and rise h hinged at the crown, the horizontal reaction at the support, is
A close coil helical spring of mean diameter D consists of n coils of diameter d. If it carries an axial load W, the energy stored in the spring, is
A close coil helical spring of mean diameter D consists of n coils of diameter d. If it carries an axial load W, the energy stored in the spring, is
Pick up the incorrect statement from the following: The torsional resistance of a shaft is directly proportional to
Pick up the incorrect statement from the following: The torsional resistance of a shaft is directly proportional to
The equivalent length of a column of length L having one end fixed and the other end free, is
The equivalent length of a column of length L having one end fixed and the other end free, is
Pick up the correct statement from the following:
Pick up the correct statement from the following:
A simply supported beam A carries a point load at its mid span. Another identical beam B carries the same load but uniformly distributed over the entire span. The ratio of the maximum deflections of the beams A and B, will be
A simply supported beam A carries a point load at its mid span. Another identical beam B carries the same load but uniformly distributed over the entire span. The ratio of the maximum deflections of the beams A and B, will be
Flat spiral springs
Flat spiral springs
A material is said to be perfectly elastic if
A material is said to be perfectly elastic if
If a three hinged parabolic arch, (span l, rise h) is carrying a uniformly distributed load w/unit length over the entire span,
If a three hinged parabolic arch, (span l, rise h) is carrying a uniformly distributed load w/unit length over the entire span,
If E, N, K and 1/m are modulus of elasticity, modulus of rigidity. Bulk modulus and Poisson ratio of the material, the following relationship holds good
If E, N, K and 1/m are modulus of elasticity, modulus of rigidity. Bulk modulus and Poisson ratio of the material, the following relationship holds good
The ratio of shear stress and shear strain of an elastic material, is
The ratio of shear stress and shear strain of an elastic material, is
Maximum principal stress theory for the failure of a material at elastic point, is known
Maximum principal stress theory for the failure of a material at elastic point, is known
A compound bar consists of two bars of equal length. Steel bar cross -section is 3500 mm²and that of brass bar is 3000 mm². These are subjected to a compressive load 100,000 N. If Eb = 0.2 MN/mm² and Eb = 0.1 MN/mm², the stresses developed are:
A compound bar consists of two bars of equal length. Steel bar cross -section is 3500 mm²and that of brass bar is 3000 mm². These are subjected to a compressive load 100,000 N. If Eb = 0.2 MN/mm² and Eb = 0.1 MN/mm², the stresses developed are:
The ratio of the area of cross-section of a circular section to the area of its core, is
The ratio of the area of cross-section of a circular section to the area of its core, is
A truss containing j joints and m members, will be a simple truss if
A truss containing j joints and m members, will be a simple truss if
The ratio of the maximum deflections of a simply supported beam with a central load W and of a cantilever of same length and with a load W at its free end, is
The ratio of the maximum deflections of a simply supported beam with a central load W and of a cantilever of same length and with a load W at its free end, is
Pick up the correct statement from the following:
Pick up the correct statement from the following:
In case of principal axes of a section
In case of principal axes of a section
A shaft rotating N.R.M. under a torque T, transmits a power
A shaft rotating N.R.M. under a torque T, transmits a power
parabolic arch of span and rise , is given by The equation of a
parabolic arch of span and rise , is given by The equation of a
The load on a spring per unit deflection, is called
The load on a spring per unit deflection, is called
In case of a simply supported I-section beam of span L and loaded with a central load W, the length of elasto-plastic zone of the plastic hinge, is
In case of a simply supported I-section beam of span L and loaded with a central load W, the length of elasto-plastic zone of the plastic hinge, is
Maximum strain theory for the failure of a material at the elastic limit, is known as
Maximum strain theory for the failure of a material at the elastic limit, is known as
A compound truss may be formed by connecting two simple rigid frames, by
A compound truss may be formed by connecting two simple rigid frames, by
H V are the algebraic sums of the forces resolved horizontally and vertically respectively, M is the algebraic sum of the moments of forces about any point, for the equilibrium of the body acted upon
H V are the algebraic sums of the forces resolved horizontally and vertically respectively, M is the algebraic sum of the moments of forces about any point, for the equilibrium of the body acted upon
Maximum shear stress theory for the failure of a material at the elastic limit, is known
Maximum shear stress theory for the failure of a material at the elastic limit, is known
Principal planes are subjected to
Principal planes are subjected to
Gradually applied static loads do not change with time their
Gradually applied static loads do not change with time their
Pick up the correct statement from the following:
Pick up the correct statement from the following:
constant, depth of a cantilever of length of uniform strength loaded with Keeping breadth uniformly distributed load varies from zero at the free end and
constant, depth of a cantilever of length of uniform strength loaded with Keeping breadth uniformly distributed load varies from zero at the free end and
A shaft is subjected to bending moment M and a torque T simultaneously. The ratio of the maximum bending stress to maximum shear stress developed in the shaft, is
A shaft is subjected to bending moment M and a torque T simultaneously. The ratio of the maximum bending stress to maximum shear stress developed in the shaft, is
A steel bar 20 mm in diameter simply-supported at its ends over a total span of 40 cm carries a load at its centre. If the maximum stress induced in the bar is limited to N/mm², the bending strain energy stored in the bar, is
A steel bar 20 mm in diameter simply-supported at its ends over a total span of 40 cm carries a load at its centre. If the maximum stress induced in the bar is limited to N/mm², the bending strain energy stored in the bar, is
The forces in the members of simple trusses, may be analysed by
The forces in the members of simple trusses, may be analysed by
A simply supported uniform rectangular bar breadth b, depth d and length L carries an isolated load W at its mid-span. The same bar experiences an extension e under same tensile load. The ratio of the maximum deflection to the elongation, is
A simply supported uniform rectangular bar breadth b, depth d and length L carries an isolated load W at its mid-span. The same bar experiences an extension e under same tensile load. The ratio of the maximum deflection to the elongation, is
Slenderness ratio of a long column, is
Slenderness ratio of a long column, is
The shape factor of standard rolled beam section varies from
The shape factor of standard rolled beam section varies from
A cantilever of length 2 cm and depth 10 cm tapers in plan from a width 24 cm to zero at its free end. If the modulus of elasticity of the material is 0.2 × 106 N/mm², the deflection of the free end, is
A cantilever of length 2 cm and depth 10 cm tapers in plan from a width 24 cm to zero at its free end. If the modulus of elasticity of the material is 0.2 × 106 N/mm², the deflection of the free end, is
The general expression for the B.M. of a beam of length l is the beam carries M = (wl/2) x – (wx²/2)
The general expression for the B.M. of a beam of length l is the beam carries M = (wl/2) x – (wx²/2)
If a solid shaft (diameter 20 cm, length 400 cm, N = 0.8 × 105 N/mm²) when subjected to a twisting moment, produces maximum shear stress of 50 N/mm 2, the angle of twist in radians, is
If a solid shaft (diameter 20 cm, length 400 cm, N = 0.8 × 105 N/mm²) when subjected to a twisting moment, produces maximum shear stress of 50 N/mm 2, the angle of twist in radians, is
Pick up the correct statement from the following:
Pick up the correct statement from the following:
If a concrete column 200 × 200 mm in cross-section is reinforced with four steel bars of 1200 mm² total cross-sectional area. Calculate the safe load for the column if permissible stress in concrete is 5 N/mm² and Es is 15 Ec
If a concrete column 200 × 200 mm in cross-section is reinforced with four steel bars of 1200 mm² total cross-sectional area. Calculate the safe load for the column if permissible stress in concrete is 5 N/mm² and Es is 15 Ec
The ratio of crippling loads of a column having both the ends fixed to the column having both the ends hinged, is
The ratio of crippling loads of a column having both the ends fixed to the column having both the ends hinged, is
A lift of weight W is lifted by a rope with an acceleration f. If the area of cross-section of the rope is A, the stress in the rope is
A lift of weight W is lifted by a rope with an acceleration f. If the area of cross-section of the rope is A, the stress in the rope is
For a strongest rectangular beam cut from a circular log, the ratio of the width and depth, is
For a strongest rectangular beam cut from a circular log, the ratio of the width and depth, is
If Q is load factor, S is shape factor and F is factor of safety in elastic design, the following:
If Q is load factor, S is shape factor and F is factor of safety in elastic design, the following:
The maximum deflection due to a load W at the free end of a cantilever of length L and having flexural rigidity EI, is
The maximum deflection due to a load W at the free end of a cantilever of length L and having flexural rigidity EI, is
For the close coil helical spring of the maximum deflection is
For the close coil helical spring of the maximum deflection is
A close coil helical spring when subjected to a moment M having its axis along the axis of the helix
A close coil helical spring when subjected to a moment M having its axis along the axis of the helix
The ratio of lateral strain to axial strain of a homogeneous material, is known
The ratio of lateral strain to axial strain of a homogeneous material, is known
Total strain energy theory for the failure of a material at elastic limit, is known
Total strain energy theory for the failure of a material at elastic limit, is known
The ratio of maximum shear stress to average shear stress of a circular beam, is
The ratio of maximum shear stress to average shear stress of a circular beam, is
Stress may be expressed in Newtons
Stress may be expressed in Newtons
The horizontal deflection of a parabolic curved beam of span 10 m and rise 3 m when loaded with a uniformly distributed load l t per horizontal length is (where Ic is the M.I. at the crown, which varies as the slope of the arch).
The horizontal deflection of a parabolic curved beam of span 10 m and rise 3 m when loaded with a uniformly distributed load l t per horizontal length is (where Ic is the M.I. at the crown, which varies as the slope of the arch).
A short column (30 cm × 20 cm) carries a load P 1 at 4 cm on one side and another load P2at 8 cm on the other side along a principal section parallel to longer dimension. If the extreme intensity on either side is same, the ratio of P1 to P2 will be
A short column (30 cm × 20 cm) carries a load P 1 at 4 cm on one side and another load P2at 8 cm on the other side along a principal section parallel to longer dimension. If the extreme intensity on either side is same, the ratio of P1 to P2 will be
For determining the support reactions at A and B of a three hinged arch, points B and Care joined and produced to intersect the load line at D and a line parallel to the load line through A at D’. Distances AD, DD’ and AD’ when measured were 4 cm, 3 cm and 5 cm respectively. The angle between the reactions at A and B is
For determining the support reactions at A and B of a three hinged arch, points B and Care joined and produced to intersect the load line at D and a line parallel to the load line through A at D’. Distances AD, DD’ and AD’ when measured were 4 cm, 3 cm and 5 cm respectively. The angle between the reactions at A and B is
The equivalent length is of a column of length having both the ends fixed, is
The equivalent length is of a column of length having both the ends fixed, is
The maximum magnitude of shear stress due to shear force F on a rectangular section of area A at the neutral axis, is
The maximum magnitude of shear stress due to shear force F on a rectangular section of area A at the neutral axis, is
A bar L metre long and having its area of cross-section A, is subjected to a gradually applied tensile load W. The strain energy stored in the bar is
A bar L metre long and having its area of cross-section A, is subjected to a gradually applied tensile load W. The strain energy stored in the bar is
