Heat Transfer For specified tube outside diameter, higher BWG means higher weight per unit length none of the listed here tube thickness cross-sectional area weight per unit length none of the listed here tube thickness cross-sectional area ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A hollow sphere and a solid sphere of the same material and equal radii are heated to the same temperature. In this case, Both the spheres will emit equal amount of radiation per unit time in the beginning Both B & C The cooling rate will be the same for the two spheres and hence the two spheres will have equal temperatures at any instant Both will absorb equal amount of radiation from the surrounding in the beginning Both the spheres will emit equal amount of radiation per unit time in the beginning Both B & C The cooling rate will be the same for the two spheres and hence the two spheres will have equal temperatures at any instant Both will absorb equal amount of radiation from the surrounding in the beginning ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Film condensation is promoted on a/an __________ surface. oily dirty clean & smooth coated oily dirty clean & smooth coated ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Maximum heat transfer rate is achieved in __________ flow. Counter-current Turbulent Co-current Laminar Counter-current Turbulent Co-current Laminar ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer LMTD correction factor which is to be applied for a cross-flow heat exchanger increases with increase in the number of shell passes. Its value for a single pass cross flow heat exchanger is >1 1 Zero <1 >1 1 Zero <1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The critical radius of insulation for a spherical shell is (where, K = thermal conductivity of insulating material h0 = heat transfer coefficient at the outer surface) 2K/h0 h0/K K/h0 h0/2K 2K/h0 h0/K K/h0 h0/2K ANSWER DOWNLOAD EXAMIANS APP
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