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HEAT TRANSFER

Heat Transfer
Heat transfer by __________ may not necessarily require the presence of a medium

coduction
natural convection
none of the listed here
radiation

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Heat Transfer
Stefan-Boltzman law applies to __________ body

black
None of the listed here
white
grey

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Heat Transfer
A perfect black body is a perfect __________ of radiation

emitter
absorber
Both emitter & absorber
none of the listed here

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Heat Transfer
An equipment which converts the latent or sensible heat of one fluid into the latent heat of vaporisation of another, is called a

regenerator
heat exchanger
boiler
recuperator

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Heat Transfer
Planck's distribution law is valid for __________ bodies

white
coloured
all of the listed here
black

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