In Biot number, the characteristic length used is the ratio of the _______________ of the solid?

Related Mcqs:

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...

For _______________ Prandtl number values, the heat conduction will be negligible in the buffer zone?

A. Extremely low B. Low C. High D. No...

In a forward feed multiple effect evaporator unit__________________?

A. Viscosity of liquid is highest in first effect B. Transfer from effect to effect is done by pumps C. No pump is required to withdraw the product from the last effect D. None of these...

In Joule’s experiment, an insulated container contains 20 kg of water initially at 25°C. It is stirred by an agitator, which is made to turn by a slowly falling body weighing 40 kg through a height of 4 m. The process is repeated 500 times. The acceleration due to gravity is 9.8 ms-2. Neglecting the heat capacity of agitator, the temperature of water (in °C) is________________?

A. 40.5 B. 34.4 C. 26.8 D. 25...

In a forward feed multiple effect, the pressure build up will be____________________?

A. Least at the inlet of the first effect B. Least at the outlet of the last effect C. Highest at the inlet of the last effect D. Highest at the outlet of the last effect...