When a dielectric is placed in an electric field the field strength
When a dielectric is placed in an electric field the field strength
The potential gradient across the material of low permittivity is than across th
The potential gradient across the material of low permittivity is than across the material of high permittivity.
Air capacitors are generally available in the range
Air capacitors are generally available in the range
The force between two charges is 120 N. If the distance between the charges is d
The force between two charges is 120 N. If the distance between the charges is doubled, the force will be
The bridge used for the measurement of the value of the capacitance is
The bridge used for the measurement of the value of the capacitance is
An electrolytic capacitor is generally made to provide
An electrolytic capacitor is generally made to provide
Which of the following materials has the highest value of dielectric constant?
Which of the following materials has the highest value of dielectric constant?
The inverse of capacitance is called
The inverse of capacitance is called
at a point is equal to the negative potential gradient at that point.
at a point is equal to the negative potential gradient at that point.
If A.C. voltage is applied to capacitive circuit, the alternating current can fl
If A.C. voltage is applied to capacitive circuit, the alternating current can flow in the circuit because
For making a capacitor, it is better to select a dielectric having
For making a capacitor, it is better to select a dielectric having
The relative permittivity has the following units
The relative permittivity has the following units