1 BTU/hr.ft.°F is equal to _____________ kcal/hr. m.°C?

Related Mcqs:

An ejector is used to__________________?

A. Increase pressure B. Increase temperature C. Remove condensate D. None of these...

The main purpose of providing fins on heat transfer surface is to increase the_________________?

A. Temperature gradient B. Mechanical strength of the equipment C. Heat transfer area D. Heat transfer co-efficient...

Nusselt number (for forced convection heat transfer) is a function of the _____________ number?

A. Prandtl B. Reynolds C. Both A. & B. D. Neither A. nor B....

Which of the following is not used as a medium for high temperature heating ?

A. Dowtherm B. Mercury C. Liquid metal (e.g. molten sodium) D. Fused salts (e.g., an eutectic mixture of 53% KNO3, 40% NaNO2and 7% NaNO3)...

Boiling point elevation of an ideal solution_______________?

A. Increases rapidly with temperature rise B. Decreases rapidly with temperature rise C. In independent of pressure D. Both B. and C....