Home Physics Heating and Chemical Effect of Current Heating Effect of Current A hot electric iron has a resistance of 80 Ω…
Physics Heating and Chemical Effect of Current Heating Effect of Current MCQ (Single Correct)

A hot electric iron has a resistance of 80 Ω Ω and is used on a 200 V source. The electrical energy spent, if it is used for two hours, will be

A
8000 Wh
B
2000 Wh
C
1000 Wh
D
800 Wh

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Text Solution

Verified by Experts
The correct answer is:
C

The resistance,
Voltage,

The relation for power is given by

The energy spent

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