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Question
Physics
First law of thermodynamics states that:
Q. First law of thermodynamics states that:
1261
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EAMCET
EAMCET 1998
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A
system can do work
B
system has temperature
C
system has pressure
D
heat is a form of energy
Solution:
According to first law of thermodynamics, heat energy is supplied to a system
Δ
Q
=
Δ
U
+
Δ
W
where
Δ
U
=
internal energy of system
Δ
W
=
external work done Therefore, this law states that heat is form of energy,