11.
The amount of heat energy radiated by a metal at temperature T is E. When the temperature
increased to 3T, energy radiated is
b. 9 E
c. 3 E
d. 27 E
a. 81 E
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The amount of heat energy radiated by a metal at temperature T is E. When the temperature
increased to 3T, energy radiated is
Correct option is
A
81 E
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