Switching of a lamp in house produces noise in the radio. This is because switching operation produces________?

Related Mcqs:

Inductor does not allow the sudden change of

A. current B. voltage C. power D. None of the above...

Conductance is reciprocal of____________?

A. resistance B. inductance C. reluctance D. capacitance...

Which is the best conductor of electricity _______________?

A. Iron B. Silver C. Copper D. Carbon...

In a lamp load when more than one lamp are switched on the total resistance of the load_____________?

A. increases B. decreases C. remains same D. none of the above...

The condition for the validity under Ohm’s law is that_______________?

A. resistance must be uniform B. current should be proportional to the size of the resistance C. resistance must be wire wound type D. temperature at positive end should be more than the temperature at negative end...