Exercise: Thermodynamics

Questions for: Thermodynamics

Reversed Joule cycle is known as
A:
Carnot cycle
B:
Bell-Coleman cycle
C:
Rankine cycle
D:
Stirling cycle
Answer: B
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It is __________ to make an engine working on a Carnot cycle.
A:
possible
B:
impossible
C:
D:
Answer: B
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The property of a working substance which increases or decreases as the heat is supplied or removed in a reversible manner, is known as
A:
enthalpy
B:
internal energy
C:
entropy
D:
external energy
Answer: C
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The efficiency of Diesel cycle increases with increase in cut-off.
A:
Yes
B:
No
C:
D:
Answer: B
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When wood is heated with a limited supply of air to a temperature not less than 280°C, the resulting fuel is
A:
coke
B:
wood charcoal
C:
bituminous coal
D:
briquetted coal
Answer: B
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