Subjects
Science TNSB Mentoring
Class 10
Electricity
Electricity: Current, Potential, and Circuit Elements

1. Current

Question:

4 m.

1. Which of the following is correct?

Rate of change of energy is current
Rate of change of current is charge
Rate of change of charge is current
Rate of change of charge is electrical power

2. SI unit of resistance is

ohm meter
joule
ohm
mho

3. In a simple circuit, why does the bulb glow when you close the switch?

The bulb is getting charged
Closing the switch completes the circuit
The switch produces electricity
Closing the switch breaks the circuit

4. Kilowatt hour is the unit of

electrical power
resistivity
conductivity
electrical energy

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