Heat Transfer Sensible heat of hot industrial flue gases can not be recovered by a/an Economiser None of these Regenerator Ceramic recuperator Economiser None of these Regenerator Ceramic recuperator 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
Heat Transfer A sphere of radius 'R₁' is enclosed in a sphere of radius 'R₂'. The view (or shape) factor for radiative heat transfer of the outer sphere with respect to the inner sphere is (R₁/R₂)2 R₂/(R₁+R₂) 1 (R₁/R₂)2 R₂/(R₁+R₂) 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For a cold dilute feed to produce thick viscous liquor, backward feeding as compared to forward feeding results in Decreased economy Lower capacity Increased economy No effect on economy Decreased economy Lower capacity Increased economy No effect on economy ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A body cools down from 75°C to 70°C in 10 minutes. It will cool down from 70° C to 65° C in __________ minutes. >10 10 Either B or C, depends on the mass of the body >10 10 Either B or C, depends on the mass of the body ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Convective heat transfer co-efficient in case of fluid flowing in tubes is not affected by the tube length/diameter ratio, if the flow is in the __________ zone. highly turbulent laminar transition None of the listed here highly turbulent laminar transition None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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