What is the approximate resistance of a rheostat if the voltage source is 18 V and the current is 220 mA?

Electrical and Electronic Engineering (EEE) : Ohms Law - Quiz(MCQ)

8.2 kÎ©

8.2 Î©

82 Î©

820 Î©

Correct Answer : Option (C) : 82 Î©

Recently Updated in Ohms Law Questions

100 resistors of 100 ohms each arc connected in parallel. Their equivalent resistances will be

1 ohm

100 ohms

10,000 ohms

None of the above

Correct Answer : 10,000 ohms

A lamp of 100 W at 200 V is supplied current at 100 volts. It will be equivalent to the lamp of

10 W

25 W

40 W

50 W

Correct Answer : 25 W

The current passing through a resistor in a circuit is 1 A when the voltage across the same resistor is 10 V. What is the value of current when the voltage across the resistor is 8 V

0.8 A

8 A

18 A

80 A

Correct Answer : 0.8 A

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