Heat Transfer The actual temperature drop across the heating surface in an evaporator depends on the Depth of liquid over heating surface Pressure difference between steam chest and vapour space All of these Feed Depth of liquid over heating surface Pressure difference between steam chest and vapour space All of these Feed ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer What is the steam economy in case of a single effect evaporator system? 1 0.1 < 1 >1 1 0.1 < 1 >1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following is the most widely used heat insulating material for pipelines carrying steam? 85% magnesia cement and glass wool Tar dolomite bricks followed by asbestos Fireclay refractory followed by aluminium sheet Cotton followed by aluminium foil 85% magnesia cement and glass wool Tar dolomite bricks followed by asbestos Fireclay refractory followed by aluminium sheet Cotton followed by aluminium foil ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The purpose of providing bleed points in the evaporator is to Admit the feed Facilitate removal of non-condensable gases Create vacuum Remove the product Admit the feed Facilitate removal of non-condensable gases Create vacuum Remove the product ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Increasing the liquor level in the evaporator results in the increase in liquor film co-efficient decreased effect of hydrostatic head increased true temperature drop decreased capacity increase in liquor film co-efficient decreased effect of hydrostatic head increased true temperature drop decreased capacity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a forward feed multiple effect evaporator unit Transfer from effect to effect is done by pumps None of these No pump is required to withdraw the product from the last effect Viscosity of liquid is highest in first effect Transfer from effect to effect is done by pumps None of these No pump is required to withdraw the product from the last effect Viscosity of liquid is highest in first effect ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS