Heat transfer rate described by Fourier’s law will decrease, if the _____________ increases?

Related Mcqs:

Pick out the wrong statement?

A. Fluid movement under the influence of buoyant forces resulting from change in density takes place in case of natural convection B. The ratio NNu/NRe . Npr is called the Stanton number C. The Peclet number is a measure of the ratio of energy transport by convection to that by conduction D. The Colburn jH … Pick out the wrong statement?Read More...

A black body does not ____________ radiation?

A. Absorb or emit B. Refract C. Reflect D. Both B. & C....

Steam trap is used to_________________?

A. Condense the steam flowing in the pipeline B. Remove water resulting from partial condensation of steam C. Stop the supply of steam D. None of these...

Nusselt number is the ratio of the temperature gradient at the wall to_________________?

A. Temperature difference B. Heat flux C. That across the entire pipe D. None of these...

The Graetz number is concerned with the___________________

A. Mass transfer between a gas and a liquid B. Absorption with chemical reaction C. Heat transfer in turbulent flow D. Heat transfer in laminar flow...