ISRO Technician-B MRAC Question Paper - 2017 (Set -1) with Answer Key

ISRO Technician-B MRAC Question Paper - 2017 (Set -1) with Answer Key

11) A perfect at 27 degree celsius is heated at constant pressure till its volume is double. The final temperature is

Answer is:

54 degree celsius

12) The basis for measuring thermodynamic property of temperature is given by

Answer is:

zeroth law of thermodynamics

Explanation:

Zeroth law of thermodynamics : Zeroth law of thermodynamics states that, when two bodies are in thermal equilibrium with a third body. They are also in thermal equilibrium with each other. The basis for measuring thermodynamic property of temperature is given by zeroth law of thermodynamics.

13) Total heat of a substance is also known as

Answer is:

enthalpy

14) One ton of refrigeration is equal to the refrigeration effect corresponding to melting of one ton of ice

Answer is:

in 24 hours

15) In a flooded evaporator _____ type of expansion device is employed.

Answer is:

Float valve