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Current Electricity

Current Electricity
Which of the following is the best conductor of electricity?

Silver
Gold
Copper
Zinc

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Current Electricity
Electric current passing through the circuit produces

Luminous effect
Chemical effect
Thermal effect
Magnetic effect

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Current Electricity
One commercial unit of energy equals

One watt-hour
One kilowatt-hour
One watt-hour
Ten kilowatt-hour

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Current Electricity
Ohm's law is not applicable to

Semi-conductors
High currents
Dc circuits
Small resistors

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Current Electricity
The maximum current rating for a 10 kΩ, 0.5 W resistor is

7.07 mA
0.707 mA
28.28 mA
14.14 mA

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Current Electricity
Electric pressure is also called

Resistance
Voltage
Power
Energy

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MORE MCQ ON Current Electricity

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