Tube pitch is the __________ of tube diameters and the clearances.
A) Sum
B) Difference
C) Ratio
D) None of these
Correct Answer:
Verified
Q42: Kirchoff's law is applicable to
A)Monochromatic radiation only
B)Total
Q43: The radiation heat flux from a heating
Q44: With increase in temperature, the thermal conductivity
Q45: The Dittus-Boelter equation for convective heat transfer
Q46: A black body when hot, emits heat
Q48: In Joule's experiment, an insulated container contains
Q49: Heat transfer rate per unit area is
Q50: The unit of heat transfer co-efficient is
A)BTU/hr.
Q51: The thermal efficiency of a reversible heat
Q52: For what value of Prandtl number, the
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