First slide

Radiation

Question

The energy supply being cut-off, an electric heater element cools down to the temperature of its surroundings, but it will not cool further because

Moderate

A

supply is cut off
B

it is made of metal
C

surroundings are radiating
D

element and surroundings have the same temperature

Solution

When element and surrounding have the same temperature. There will be no temperature difference, hence heat will not flow from the filament and its temperature remains constant.

Get Instant Solutions

When in doubt download our app. Now available Google Play Store- Doubts App

Recieve an sms with download link

Doubts App

OR

SCAN ME

Doubts App

Doubts App