A substance above critical temperature exists as
A) Solid
B) Liquid
C) Wet vapour
D) Gas
E) Dry vapour
Correct Answer:
Verified
Q17: Formation of fog is due to
A)High pressure
B)Humidity
C)Temperature
Q18: The radiation from flames consists of
A)Continuous radiation
Q19: In a shell and tube heat exchanger,
Q20: DBA = DAB, in case of
A)Stagnet diffusion
B)Equimolar
Q21: Unsaturated vapours
A)Do not obey gas laws
B)Fully obey
Q23: Which dimensionless number indicates the relative strength
Q24: In case the hydrodynamic and thermal boundary
Q25: A high value of Prandtl number indicates
A)rapid
Q26: Elongation of a rod when heated
A)Is proportional
Q27: A dimensionless number which is the ratio
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