A high value of Prandtl number indicates
A) rapid diffusion of momentum by viscous action compared to diffusion of energy
B) relative heat transfer by conduction to convection
C) rapid heat transfer by forced convection to natural convection
D) None of the above
E) 37,500 kg
Correct Answer:
Verified
Q20: DBA = DAB, in case of
A)Stagnet diffusion
B)Equimolar
Q21: Unsaturated vapours
A)Do not obey gas laws
B)Fully obey
Q22: A substance above critical temperature exists as
A)Solid
B)Liquid
C)Wet
Q23: Which dimensionless number indicates the relative strength
Q24: In case the hydrodynamic and thermal boundary
Q26: Elongation of a rod when heated
A)Is proportional
Q27: A dimensionless number which is the ratio
Q28: The surface temperatures of a flat wall
Q29: Which of the following is a minimum
Q30: In a psychrometric chart the abscissa represents
A)Specific
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