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MP Sub-Engineer ME: Entropy Quiz 4
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Question 1
Which of the following is true?
Question 2
Which of the following statement related to entropy is TRUE?
Question 3
A reservoir maintained at 900K are continuously stirred by a paddle wheel driven by an electric motor. The magnitude of entropy change of reservoir (in kJ/K) if the paddle wheel is operated for 1 hour by a 500 W motor.
Question 4
For a heat exchange process, the change in entropy is given by
Question 5
The property of a working substance, which increases or decreases according to the heat supplied or removed in reversible manner, is called __________.
Question 6
Change of entropy depends upon ________.
Question 7
In a reversible heat engine the temperature limits are 100 K and 400 K.If heat output is 200 kJ and heat input is______.
Question 8
When the degree of randomness increases, what is the change in entropy?
Question 9
Which of the relation represents an irreversible and possible process?
Question 10
Which of the following is a false statement?
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