Economy of a multiple effect evaporator is not influenced much by the_______________________?

Related Mcqs:

In a forward feed multiple effect evaporator, the pressure is ____________________?

A. Highest in last effect B. Lowest in last effect C. Same in all effects D. Dependent on the number of effects...

Which of the following has the lowest overall heat transfer co-efficient ?

A. Dowtherm B. Molten sodium C. Water D. Air...

What is the emissivity of a black body ?

A. 0 B. 1 C. 0.5 D. 0.90...

In a cooling tower, water becomes cool by________________?

A. Loosing sensible heat B. Heat transfer to surroundings C. Vaporisation due to heat loss to air D. Loosing latent heat...

A steel sphere of radius 0.1 m at 400°K is immersed in an oil at 300°K. If the centre of the sphere reaches 350°K in 20 minutes, how long will it take for a 0.05 m radius steel sphere to reach the same temperature (at the centre) under identical conditions? Assume that the conductive heat transfer co-efficient is infinitely large ?

A. 5 minutes B. 10 minutes C. 20 minutes D. 40 minutes...