Magnetism of a magnet can be destroyed by

What is apparent power in AC operation?

What is referred as the average value in AC opearation?

A wire 2.5 m long is bent into a square. An current of 100 A flowing through the wire will produce a magnetizing force at the center of the square, equal to

Which property is used to oppose the flow of current ?

Select the wave that has the least value of form factor.

What is the value of charge of an electron ?

What is time period T?

The mass of the atom is determined by

What is called the frequency in AC operation?

What is the relation between time period T and frequency?

While comparing magnetic field and electric circuits, the point of dissimilarity exists while considering

What is form factor?

Capacitors for P.f correction are rated in

The current through the 2 KΩ resistance ( rest resitances are all 1 ohm each ) in the circuit shown in diagram

In a series resonant circuit impedance is

What is called the instantaneous value of an alternating current?

There is a ________ between two nodes of signal flow graph

Among the options which metal has the highest electrical conductivity?

Sulphation in a lead acid battery occurs due to

There are two capacitors C₁ and C₂ in parallel , what will be their equivalent capacitance?

The four bulbs of 40 W each are connected in series with a battery across them, which of the following statement is true?

An electrolytic capacitor can be used for

What is the dielectric material used in precision small value capacitor and capacitor used in radio frequency circuits?

What is the frequency of domestic power in India?

What is the real power in AC operation?

What is called a cycle in case of AC operation ?

For making a capacitor it is better to select a dielectric having

The absolute charge of an electron is

What is the SI unit of electric current ?