Heat Transfer Low thermal conductivity of heat insulating materials is due to its None of these High specific heat High proportion of air space Dense structure None of these High specific heat High proportion of air space Dense structure ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Out of 100 kcal/second of incident radiant energy on the surface of a thermally transparent body, 300 kcal/second is reflected back. If the transmissivity of the body is 0.25, the emissivity of the surface will be 0.35 0.55 0.85 0.45 0.35 0.55 0.85 0.45 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Intermittant tube cleaning is possible to be done in case of a __________ evaporator. Calendria Horizontal tube None of these Basket type Calendria Horizontal tube None of these Basket type ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The equation, (NSt x N2/3Pr) = f/2, is the __________ analogy. None of these Colburn Prandtl Reynolds None of these Colburn Prandtl Reynolds ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following is not concerned with the heat transfer? Peclet number Brinkman number Schmidt number Stanton number Peclet number Brinkman number Schmidt number Stanton number ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Fouling factor Does not provide a safety factor for design Is a dimensionless quantity None of these Accounts for additional resistances to heat flow Does not provide a safety factor for design Is a dimensionless quantity None of these Accounts for additional resistances to heat flow ANSWER DOWNLOAD EXAMIANS APP
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