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Current Electricity

Current Electricity
The rating of a fuse wire is always expressed in

Ampere-hours
Amperes
Ampere-volts
kWh

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Current Electricity
Ohm's law is not applicable to

Dc circuits
Small resistors
High currents
Semi-conductors

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Current Electricity
Electric current is a

Number only
Vector quantity
Scalar quantity
Sometimes scalar and sometimes vector

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Current Electricity
Two bulbs of 500 W and 200 W rated at 250 V will have resistance ratio as

5 : 2
25 : 4
4 : 25
2 : 5

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Current Electricity
A 3 Q resistor having 2 A current will dissipate the power of

8 watts
4 watts
6 watts
2 watts

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Current Electricity
For testing appliances, the wattage of test lamp should be

Low
Any value
Very low
High

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MORE MCQ ON Current Electricity

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