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Heat Transfer

Heat Transfer
Temperature profile in steady state heat transfer is

none of the listed here
Linear
parabolic
hyperbolic

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Heat Transfer
In a single effect evaporator, the economy is

> 1
< 1
None of these
1

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Heat Transfer
Use of transverse baffles in a shell and tube heat exchanger is done to increase the

Flow velocity
Turbulence of shell side fluid
All of these
Rate of heat transfer

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Heat Transfer
In an interphase heat transfer process, the equilibrium state corresponds to equality of temperature in the two phases, while the condition for equilibrium in an interphase mass transfer process is equality of

Activity co-efficients
Mass transfer co-efficients
Concentrations
Chemical potentials

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Heat Transfer
The separation of liquid droplets from the vapor is done by a/an __________ , in the evaporators.

Vacuum pump
Compressor
Steam ejector
Entrainment separator

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Heat Transfer
The wavelength at which the maximum monochromatic emissive power occurs for a black body, is (where, T = absolute temperature of the black body)

Independent of T
αT
α 1/T
α T⁴

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