A.Less than – 50?C
B.Around – 20?C
C.0?C
D.Around 50?C
E.Above 100?C
Related Mcqs:
- In a 0.2% carbon steel which has been heated above the third critical temperature on cooling at the first critical point the austenite remaining in solution is transformed to new structure called
- Major modification required to produce temperature of – 200?C in a vapour compression refrigeration system using Freon 12 as refrigerant, is
- The process of reheating hardened steel to temperature below the lower critical temperature followed by any desired rate of cooling, is known as
- Which refrigerant has the highest critical point temperature?
- A critical temperature is the temperature
- The process of heating iron base alloys to approzimately 40?C above the critical temperature range followed by cooling to below that range in still air at ordinary temperature is known as
- Rankine cycle efficiency for fixed steam temperature of any volume upto critical temperature will be maximum for steam pressure of
- The critical temperature of carbondioside is 31.1?C. If the room temperature is 34.7?C, then carbondioxide at room temperature is
- A substance above critical temperature exists as
- A substance above its critical temperature exists as
