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An electric heater kept in vacuum is hea...

An electric heater kept in vacuum is heated continuously by passing electric current. Its temperature

A

Will go on rising with time

B

Will stop after sometime as it will loose heat to the surroundings by conduction

C

Will rise for sometime and there after will start falling

D

Will become constant after sometime because of loss of heat due to radiation

Text Solution

Verified by Experts

The correct Answer is:
D
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