Heat Transfer A hot body will radiate heat most rapidly, if its surface is White & polished White & rough Black & rough Black & polished White & polished White & rough Black & rough Black & polished ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer __________ chart is known as transient heat conduction chart. Dirhing's Heisler's Mollier's Cox Dirhing's Heisler's Mollier's Cox ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Stefen's block body radiation law can also be derived from __________ law. Kirchoffs Fourier's None of these Planck's Kirchoffs Fourier's None of these Planck's ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Viscosity of gases __________ with increase in temperature. Increase slowly Increase very rapidly Remain unaffected Decrease slowly Increase slowly Increase very rapidly Remain unaffected Decrease slowly ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer _______ paint has the maximum absorption coefficient. Yellow White Black Grey Yellow White Black Grey ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The interchange factor for radiation heat transfer from surface 'x' to surface 'y' in case of an infinite parallel planes with emis-sivities εx & εy is given by (εx + εy)/(εx + εy - εx . εy) Εx + εy Εx . εy 1/εx + 1/εy (εx + εy)/(εx + εy - εx . εy) Εx + εy Εx . εy 1/εx + 1/εy ANSWER DOWNLOAD EXAMIANS APP
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