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Byju's Answer
Standard XII
Chemistry
Molar and Specific Heat Capacity
An ideal engi...
Question
An ideal engine which works between
27
0
C
and
227
0
C
takes 100 calorie of heat in one cycle.Calculate the work done in one cycle.
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Solution
We know,
Heat input,
Q
=
100
c
a
l
T
1
=
27
°
C
=
(
27
+
273
)
K
=
300
K
T
2
=
227
°
C
=
(
227
+
273
)
K
=
500
K
Efficiency of engine,
η
=
1
−
T
1
T
2
=
Work done
Heat input
⟹
Work done
=
Q
×
(
T
2
−
t
1
)
T
2
=
100
×
(
500
−
300
)
500
=
40
c
a
l
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0
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