Mechanical Engineering - Thermodynamics

11.
The hyperbolic pocess is governed by
Boyle's law
Charles' law
Gay-Lussac law
Avogadro's law
Answer: Option
Explanation:
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12.
A closed system is one in which heat and work crosses the boundary of the system but the mass of the working substance does not crosses the boundary of the system.
Yes
No
Answer: Option
Explanation:
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13.
The entropy of water at 0°C is assumed to be
1
0
-1
10
Answer: Option
Explanation:
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14.
The greater the pressure difference in throttling, the lesser is the irreversibility.
Yes
No
Answer: Option
Explanation:
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15.
During which of the following process does heat rejection takes place in Carnot cycle?
Isothermal expansion
Isentropic expansion
Isothermal compression
Isentropic compression
Answer: Option
Explanation:
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