Heat Transfer Tubes are held between top and bottom tube sheets in Calenderia type evaporator by keeping Both the tube sheets floating The top tube sheet floating and bottom tube sheet fixed The top tube sheet fixed and the bottom tube-sheet floating Both the tube sheets fixed Both the tube sheets floating The top tube sheet floating and bottom tube sheet fixed The top tube sheet fixed and the bottom tube-sheet floating Both the tube sheets fixed ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A body is called grey if the monochromatic emissivity of the body is Same for all wavelengths Zero Different for all wavelengths Unity Same for all wavelengths Zero Different for all wavelengths Unity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following parameters is increased by use of finned tube in a multipass shell and tube heat exchanger? All of these Tube side pressure drop and the heat transfer rate Convective heat transfer co-efficient Effective tube surface area for convective heat transfer All of these Tube side pressure drop and the heat transfer rate Convective heat transfer co-efficient Effective tube surface area for convective heat transfer ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a shell and tube heat exchanger, square pitch compared to triangular pitch None of these Gives a higher shell side pressure drop Gives a lower shell side pressure drop Can pack more surface area into a shell of given diameter None of these Gives a higher shell side pressure drop Gives a lower shell side pressure drop Can pack more surface area into a shell of given diameter ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Radiation energy is emitted by all the substances, which are above 0°K 0°C none of the listed here 100°C 0°K 0°C none of the listed here 100°C ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Steady state one dimensional heat flow by conduction as given by Fourier's low does not assume that Boundary surfaces are isothermal There is no internal heat generation Material is anisotropic Constant temperature gradient exists Boundary surfaces are isothermal There is no internal heat generation Material is anisotropic Constant temperature gradient exists ANSWER DOWNLOAD EXAMIANS APP
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