In the case of a lossy capacitor, its series equivalent resistance value will be
In the case of a lossy capacitor, its series equivalent resistance value will be
Dielectric strength of a medium is usually expressed in
Dielectric strength of a medium is usually expressed in
When 4 volts e.m.f. is applied across a 1 farad capacitor, it will store energy of
When 4 volts e.m.f. is applied across a 1 farad capacitor, it will store energy of
This mention statement is associated with "The surface integral of the normal component of the electric displacement D over any closed surface equals the charge enclosed by the surface".
This mention statement is associated with "The surface integral of the normal component of the electric displacement D over any closed surface equals the charge enclosed by the surface".
Capacitance increases with
Capacitance increases with
A single core cable used on 33000 V has conductor diameter 10 mm and the internal diameter of sheath 25 mm. The maximum electrostatic stress in the cable is
A single core cable used on 33000 V has conductor diameter 10 mm and the internal diameter of sheath 25 mm. The maximum electrostatic stress in the cable is
Which of the following capacitors will have the least variation?
Which of the following capacitors will have the least variation?
If the sheet of a bakelite is inserted between the plates of an air capacitor, the capacitance will
If the sheet of a bakelite is inserted between the plates of an air capacitor, the capacitance will
Permittivity is expressed in
Permittivity is expressed in
A dielectric material must be
A dielectric material must be
The units of capacitance are
The units of capacitance are
Which of the following expression is correct for electric field strength ?
Which of the following expression is correct for electric field strength ?
Which is the most superior dielectric out of the following ?
Which is the most superior dielectric out of the following ?
For which of the following parameter variation, the capacitance of the capacitor remains unaffected ?
For which of the following parameter variation, the capacitance of the capacitor remains unaffected ?
An uncharged conductor is placed near a charged conductor, then
An uncharged conductor is placed near a charged conductor, then
The property of a capacitor to store electricity is called its
The property of a capacitor to store electricity is called its
Which of the following capacitor is preferred in case of single phase motor ?
Which of the following capacitor is preferred in case of single phase motor ?
The capacity of capacitor bank used in power factor correction is expressed in terms of
The capacity of capacitor bank used in power factor correction is expressed in terms of
Dielectric constant for mica is nearly
Dielectric constant for mica is nearly
The value of E within the field due to a point charge can be found with the help of
The value of E within the field due to a point charge can be found with the help of
capacitors are used in transistor circuits.
capacitors are used in transistor circuits.
The number of Faraday tubes of flux passing through a surface in an electric field is called
The number of Faraday tubes of flux passing through a surface in an electric field is called
The unit of dielectric strength is given by
The unit of dielectric strength is given by
Which of the following capacitors has relatively shorter shelf life ?
Which of the following capacitors has relatively shorter shelf life ?
Mica capacitors are characterised by all of the following except
Mica capacitors are characterised by all of the following except
Three capacitors each of the capacity C are given. The resultant capacity 2/3 C can be obtained by using them
Three capacitors each of the capacity C are given. The resultant capacity 2/3 C can be obtained by using them
“The surface integral of the normal component of the electric displacement D over any closed surface equals the charge enclosed by the surface”.
The above statement is associated with
“The surface integral of the normal component of the electric displacement D over any closed surface equals the charge enclosed by the surface”.
The above statement is associated with
The capacitor preferred for high frequency circuits is
The capacitor preferred for high frequency circuits is
In a cable capacitor, voltage gradient is maximum at the surface of the
In a cable capacitor, voltage gradient is maximum at the surface of the
"The total electric flux through any closed surface surrounding charges is equal to the amount oflcharge enclosed".
The above statement is associated with
"The total electric flux through any closed surface surrounding charges is equal to the amount oflcharge enclosed".
The above statement is associated with
