Heat and Mass Transfer Thermal conductivity of water in general with rise in temperature Increases Decreases May increase or decrease depending on temperature Remain constant Increases Decreases May increase or decrease depending on temperature Remain constant ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The critical temperature is the temperature Below which a gas does not obey gas laws Below which a gas is always liquefied Above which a gas will never liquefied Above which a gas may explode Below which a gas does not obey gas laws Below which a gas is always liquefied Above which a gas will never liquefied Above which a gas may explode ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Sensible heat factor is given by (where S.H. = Sensible heat, and L.H. = Latent heat) (S.H + L.H) /S.H S.H/(S.H + L.H) S.H/(L.H - S.H) (L.H - S.H)/S.H (S.H + L.H) /S.H S.H/(S.H + L.H) S.H/(L.H - S.H) (L.H - S.H)/S.H ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Thermal conductivity of wood depends on Density All of these Temperature Moisture Density All of these Temperature Moisture ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Thermal diffusivity of a substance is given by (where h = Thermal diffusivity, ρ = Density of substance, S = Specific heat, and k = Thermal conductivity) h = k/ ρS h = ρS/k h = kρ/S h = S/ρk h = k/ ρS h = ρS/k h = kρ/S h = S/ρk ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Which of the following is a case of steady state heat transfer? Heating of building in winter I.C. engine Air preheaters None of these Heating of building in winter I.C. engine Air preheaters None of these ANSWER DOWNLOAD EXAMIANS APP
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