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Current Electricity

Current Electricity
The resistance of human body is about

1000 ohm
25 ohm
10 ohm
200 ohm

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Current Electricity
Electric pressure is also called

Power
Voltage
Energy
Resistance

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Current Electricity
In a circuit a 33 Q resistor carries a current of 2 A. The voltage across the resistor is

33 V
66 V
80 V
132 V

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Current Electricity
An open resistor, when checked with an ohmmeter reads

Low but not zero
Zero
Infinite
High but within tolerance

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Current Electricity
The substances which have a large number of free electrons and offer a low resistance are called

Insulators
Conductors
Inductors
Semi-conductors

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Current Electricity
Which of the following material has nearly zero temperature co-efficient of resistance?

Carbon
Porcelain
Manganin
Copper

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MORE MCQ ON Current Electricity

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