A. Cooling
B. Heating
C. Can’t tell – it depends on the temperature
D. Both a and c
Related Mcqs:
- Evaporation is a process by which:
- In any process the maximum amount of mechanical energy that can be converted to heat
- If a sample of steel shows unsymmetrical deformation of a piece in quenching, the probable cause could be
- If an article develops insufficient hardening after quenching it could be due to any of the following EXCEPT:
- The critical points for steels
- Sinking air warms by the process called __________?
- Cryogenics
- The enthalpy of an ideal gas
- Transient heat flow occurs in
- For a given thermocouple E.M.F. generated __________________?
