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Total Questions: 10
1. In a given process of an ideal gas, dW=0 and the dQ<0. Then for the gas
Correct Answer is : The temperature will decreases
2. The temperature of reservoir of Carnot’s engine operating with an efficiency of 70% is 1000K. The temperature of source is
Correct Answer is : 300K
3. The temperature of sink of Carnot engine is 27°C. Efficiency is 25%. Then
Correct Answer is : 127°C
4. The freezer in a refrigerator is located at the top section so that
Correct Answer is : The entire chamber of the refrigerator is cooled quickly due to convection
5. Which of the following is not a thermodynamics co-ordinate?
Correct Answer is : R
6. What is the standard fixed point of thermometry?
Correct Answer is : The triple point of water
7. All gases and vapours approach ideal gas behaviour at?
Correct Answer is : Low pressure and low density
8. The value of ratio of the steam point temperature to the ice point temperature is?
Correct Answer is : 1.366
9. Celsius temperature of the triple point of water is ( in degree Celsius)?
Correct Answer is : 0.01
10. Which of the following is chosen as the standard thermometric substance?
Correct Answer is : Gas
