Heat Transfer (NRe.NPr)(D/L) is called the __________ number Peclet Graetz None of these Stanton Peclet Graetz None of these Stanton ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In case of a vertical tube evaporator, with increase in the liquor level, the __________ is increased. Velocity of circulation Both A and B Liquor-film co-efficient Neither A and B Velocity of circulation Both A and B Liquor-film co-efficient Neither A and B ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Circulation pump is located below the evaporater to Create more suction head None of these Avoid frequent priming Avoid cavitation Create more suction head None of these Avoid frequent priming Avoid cavitation ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a heat exchanger, floating head is provided to increase the heat transfer area increase log mean temperature gradient relieve stresses caused by thermal expansion facilitate cleaning of the exchanger increase the heat transfer area increase log mean temperature gradient relieve stresses caused by thermal expansion facilitate cleaning of the exchanger ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The purpose of providing a 'catchall' in the vapor line of an evaporator is to Create vacuum Regulate the vapor flow Arrest the entrained liquid Vent the non-condensible gases Create vacuum Regulate the vapor flow Arrest the entrained liquid Vent the non-condensible gases ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Maximum water velocity in tubes of a 1-2 shell and tube heat exchanger may be around __________ metres/second. 20 10 1 30 20 10 1 30 ANSWER DOWNLOAD EXAMIANS APP
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