The unit of dielectric strength is given by
The unit of dielectric strength is given by
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
Which of the following capacitors will have the least variation?
Which of the following capacitors will have the least variation?
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 ?
Dielectric constant for mica is nearly
Dielectric constant for mica is nearly
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
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
Mica capacitors are characterised by all of the following except
Mica capacitors are characterised by all of the following except
Which is the most superior dielectric out of the following ?
Which is the most superior dielectric out of the following ?
The property of a capacitor to store electricity is called its
The property of a capacitor to store electricity is called its
"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
Dielectric strength of a medium is usually expressed in
Dielectric strength of a medium is usually expressed in
Which of the following expression is correct for electric field strength ?
Which of the following expression is correct for electric field strength ?
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
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
“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
Capacitance increases with
Capacitance increases with
capacitors are used in transistor circuits.
capacitors are used in transistor circuits.
Permittivity is expressed in
Permittivity is expressed in
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
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 ?
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
An uncharged conductor is placed near a charged conductor, then
An uncharged conductor is placed near a charged conductor, then
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
Which of the following capacitors has relatively shorter shelf life ?
Which of the following capacitors has relatively shorter shelf life ?
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
A dielectric material must be
A dielectric material must be
The capacitor preferred for high frequency circuits is
The capacitor preferred for high frequency circuits is
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".
The units of capacitance are
The units of capacitance are
