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ISRO Mechanical Exam:Thermodynamics Quiz
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Question 1
The definition of 1 K as per the internationally accepted temperature scale is
Question 2
An engine operates between temperature limits of 900 K and T and 400 K. For both to be equally efficient, the value of T will be
Question 3
A simple steam power cycle receives 100,000 kJ/min as heat transfer from hot combustion gases and rejects 66,000 kJ/min as heat transfer to the environment. If the pump power required is 1400 kJ/min, the thermal efficiency of the cycle and turbine power output is ________.
Question 4
The state of a real gas if changed from pressure P1, temperature T1 to pressure p2 temperature T2. The change in enthalpy, h2 –h1, is given by
Question 5
The supply of working fluid to the engine to suit the load conditions is controlled by
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