In pipe flow, heat is transferred from hot wall to the liquid by__________________?

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...

Stefan’s block body radiation law can also be derived from ______________ law?

A. Kirchoff’s B. Planck’s C. Fourier’s D. None of these...

The equation, Nst = (f/2)/[1 + 5 (Npr – 1) √(f/2)], corresponds to ______________ analogy?

A. Von-Karman B. Reynolds C. Colburn D. Prandtl...

What is the emissivity of a black body ?

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

Pick out the correct statement ?

A. Higher is the temperature of the radiating body, higher is the wavelength of radiation B. Logarithmic mean area is used for calculating the heat flow rate through a thick walled cylinder C. The wavelength corresponding to maximum mono-chromatic emissive power increases with rise in temperature D. Solid angle subtended by the finite surface at … Pick out the correct statement ?Read More...