Mechanical Engineering - Thermodynamics

31.
The general gas equation is (where p = Pressure, v = Volume, m = mass, T = Absolute temperature, and R = Gas constant)
pv = mRT
pv = RTm
pvm = C
pv = (RT)m
Answer: Option
Explanation:
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32.
The work ratio of simple gas turbine cycle depends upon
maximum cycle temperature
minimum cycle temperature
pressure ratio
all of these
Answer: Option
Explanation:
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33.
The gas constant (R) is equal to the
sum of two specific heats
difference of two specific heats
product of two specific heats
ratio of two specific heats
Answer: Option
Explanation:
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34.
Select the wrong statement
A Joule cycle consists of two constant volume and two isentropic processes.
An Otto cycle consists of two constant volume and two isentropic processes.
An Ericsson cycle consists of two constant pressure and two isothermal processes.
all of the above
Answer: Option
Explanation:
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35.
One kg of hydrogen requires 8 kg of oxygen and produces
1 kg of water
7 kg of water
8 kg of water
9 kg of water
Answer: Option
Explanation:
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