The value of Prandtl number for air is of the order of
A) 67
B) 1000
C) 0.7
D) 9.7
E) 0.065
Correct Answer:
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Q6: Dropwise condensation occurs on a
A)Glazed surface
B)Smooth surface
C)Oily
Q7: The value of reheat factor is of
Q8: Heat is transferred by conduction, convection and
Q9: Which one of the following materials will
Q10: In the temperature of air above a
Q12: The temperature reading taken using Centigrade and
Q13: Agitated film evaporator is suitable for concentrating
A)Insulating
Q14: Hygrometer is used to measure
A)Convective heat transfer
Q15: a micron is equal to
A)10-6 metres
B)10-8 metres
C)10-5
Q16: The process of heat transfer during the
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