Heat Transfer A hot body will radiate heat most rapidly, if its surface is White & polished Black & rough Black & polished White & rough White & polished Black & rough Black & polished White & rough ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The critical radius of insulation for cylindrical pipe is (where, hi = heat transfer coefficient at inside of the pipe ) hi/K 2hi/K K/h0 2K/h0 hi/K 2hi/K K/h0 2K/h0 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer An ejector is used to Increase pressure None of these Increase temperature Remove condensate Increase pressure None of these Increase temperature Remove condensate ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A multiple effect evaporator as compared to a single effect evaporator of the same capacity has Higher solute concentration in the product Lower heat transfer area Higher steam economy Lower steam economy Higher solute concentration in the product Lower heat transfer area Higher steam economy Lower steam economy ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a shell and tube heat exchanger, the tube side heat transfer co-efficient just at the entrance of the tube is None of these Infinity Zero Same as average heat transfer co-efficient for tube side None of these Infinity Zero Same as average heat transfer co-efficient for tube side ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A perfect black body is a perfect __________ of radiation emitter none of the listed here Both emitter & absorber absorber emitter none of the listed here Both emitter & absorber absorber ANSWER DOWNLOAD EXAMIANS APP
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