In forced circulation, the heating element is injected_________________?

Related Mcqs:

Heat flux increases with temperature drop beyond the Leiden frost point in the plot of heat flux vs. temperature drop for a boiling liquid, because___________________?

A. Convection becomes important B. Conduction becomes important C. Radiation becomes important D. Sub-cooled boiling occurs...

For large heat transfer area requirement, shell and tube heat exchanger is preferred, because it________________?

A. Occupies smaller space B. Is more economical C. Is easy to operate and maintain D. All A., B. and C....

Stefan-Boltzmann law which describes the radiation heat transfer states that, it is proportional to (where, t = temperature in °C T = absolute temperature in ° K) ?

A. t4 B. T4 C. 1/t4 D. 1/T4...

Prandtl number is the reciprocal of____________________?

A. Thermal diffusivity/Momentum diffusivity B. Thermal diffusivity × Momentum C. Thermal diffusivity × Mass diffusivity D. Mass diffusivity × Momentum diffusivity...

Pick out the wrong statement ?

A. The condensing film co-efficient is about 3 times lower for vertical condenser as compared to the equivalent horizontal condenser for identical situation B. Film co-efficient for vaporisation decreases as a result of vapor binding C. In industrial practice, sub-cooling of condensate is required, when the condensate is a volatile liquid and is to be … Pick out the wrong statement ?Read More...