Which of the following is correct?

(a)

Rate of change of charge is electrical power

(b)

Rate of change of charge is current.

(c)

Rate of change of energy is current.

(d)

Rate of change of current is charge.

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

(a)

The switch produces electricity

(b)

Closing the switch completes the circuit.

(c)

Closing the switch breaks the circuit.

(d)

The bulb is getting charged.

When one of three series resistors is removed from a circuit and the circuit is reconnected the current

(a)

increase by half

(b)

increases

(c)

decreases by half

(d)

none of the above

According to Ohm's law if voltage increase and resistance stays the same

(a)

Resistance decreases

(b)

Current increases

(c)

Current remains the same

(d)

Current decreases

The amount of work done in joules when one unit electric charges moves from one point to another point in an electric circuit is called.

(a)

Resistance

(b)

Potential difference

(c)

Current

(d)

charge

The wiring in a house consists of _________ circuits.

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parallel

The power of an electric device is a product of _________ and __________.

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voltage, current

LED stands for _________.

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Light Emitting Diode

Electricity deals with the flow of __________ through a conductor

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charges

Current passes from__________ potential to the_______ potential.

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higher, lower

electric current

(1)

\(\frac{Q}{t}\)

potential difference

(2)

ampere

specific resistance

(3)

\(\frac{W}{Q}\)

Potential difference

(4)

volt

Electric current

(5)

ohmmeter