A closed switch has a resistance of_____________?

Related Mcqs:

How many coulombs of charge flow through a circuit carrying a current of 10 A in 1 minute?

A. 10 B. 60 C. 600 D. 1200...

Out of the following which is not a poor conductor__________?

A. Cast iron B. Copper C. Carbon D. Tungsten...

The resistance of a parallel circuit consisting of two branches is 12 ohms. If the resistance of one branch is 18 ohms, what is the resistance of the other ?

A. 18 Q B. 36 Q C. 48 Q D. 64 Q...

Resistance of a material always decreases if___________?

A. temperature of material is decreased B. temperature of material is increased C. number of free electrons available become more D. none of the above is correct...

When resistance element of a heater fuses and then we reconnect it after removing a portion of it, the power of the heater will___________?

A. decrease B. increase C. remain constant D. none of the above...