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Current Electricity

Current Electricity
Resistance of 220 V, 100 W lamp will be

48.4 Q
4.84 Q
484 ft
4840 Q

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Current Electricity
The current in the circuit having constant resistance is tripled. The power increases

1/3 times
9 times
1/9 times
3 times

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Current Electricity
Three resistance of 10 ohms, 15 ohms, and 30 ohm are connected in parallel. The total resistance of the combination is

10 ohms
5 ohms
15 ohms
55 ohms

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

Gold
Zinc
Silver
Copper

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Current Electricity
Three identical resistors are first connected in parallel and then in series. The resultant resistance of the first combination to the second will be

1/9 times
1/3 times
3 times
9 times

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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
80 V
132 V
66 V

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MORE MCQ ON Current Electricity

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