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VIZAG M.T. Exam. 2017- Thermodynamics Quiz 1
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Question 1
Which of the following remarks pertaining to supercharging of IC engines are correct?
1) Ideal supercharging increases the output, but decreases the thermal efficiency slightly.
2) The indicated mean effective pressure and mechanical efficiency increase with supercharging.
3) The permissible amount of supercharging depends on the compression ratio, air-fuel mixture and design of engine.
4) Engine friction losses increases with supercharging.
1) Ideal supercharging increases the output, but decreases the thermal efficiency slightly.
2) The indicated mean effective pressure and mechanical efficiency increase with supercharging.
3) The permissible amount of supercharging depends on the compression ratio, air-fuel mixture and design of engine.
4) Engine friction losses increases with supercharging.
Question 2
Turbo-prop engine has the following additional feature over the turbojet
Question 3
For a given dry bulb temperature as the relative humidity decreases, the wet bulb temperature will
Question 4
The value of 
for an irreversible cycle is
for an irreversible cycle is Question 5
For steady flow through an insulated horizontal constant diameter pipe, this property remains constant
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