Hamad Chemical Heat Transfer 09/12/2020 A. Heat balance consideration B. Rate of heat transfer C. Both A. and B. D. Neither A. nor B. Related Mcqs: A perfect black body is a perfect _____________ of radiation?A. Absorber B. Emitter C. Both A. & B. D. Neither A. nor B.... Which of the following has maximum thermal conductivity ?A. Iron B. Coal C. Nitrogen D. Tar... The rate of emission of radiation by a body does not depend upon the__________________?A. Wavelength of radiation B. Surface temperature of the body C. Nature of the surface D. Shape and porosity of the body... When does the heat generated by fluid friction becomes appreciable compared to the heat transferred between the fluids ?A. At high fluid velocity B. At low velocity C. When fluid flows past a smooth surface D. None of these... 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)...
Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Δ
Recent Comments