Heat and Mass Transfer Depending on the radiating properties, a body will be opaque when P = 0, x = 0 and a = 1 P = 0, x = 1 and a = 0 X = 0, a + p = 1 P=1, x = 0 and a = 0 P = 0, x = 0 and a = 1 P = 0, x = 1 and a = 0 X = 0, a + p = 1 P=1, x = 0 and a = 0 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/(L.H - S.H) S.H/(S.H + L.H) (L.H - S.H)/S.H (S.H + L.H) /S.H S.H/(L.H - S.H) S.H/(S.H + L.H) (L.H - S.H)/S.H ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Reynolds number is the ratio of Kinematic viscosity to thermal diffusivity Inertia force to viscous force None of these Energy transferred by convection to that by conduction Kinematic viscosity to thermal diffusivity Inertia force to viscous force None of these Energy transferred by convection to that by conduction ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Planck’s law holds good for all coloured bodies black bodies polished bodies All of these all coloured bodies black bodies polished bodies All of these ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer In heat transfer, conductance equals conductivity (kcal/hr/sq.m/°C/cm) divided by °C (temperature) Hr (time) Sq. m (area) K.cal (heat) °C (temperature) Hr (time) Sq. m (area) K.cal (heat) ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The process of heat transfer from one particle of the body to another is called conduction, when the particles of the body Move actually Do not move actually Affect the intervening medium Does not affect the intervening medium Move actually Do not move actually Affect the intervening medium Does not affect the intervening medium ANSWER DOWNLOAD EXAMIANS APP