Heat and Mass Transfer Heat transfer by radiation mainly depends upon Its temperature Nature of the body Kind and extent of its surface All of these Its temperature Nature of the body Kind and extent of its surface All of these ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The heat transfer takes place according to Zeroth law of thermodynamics Second law of thermodynamics First law of thermodynamics Kirchhoff's law Zeroth law of thermodynamics Second law of thermodynamics First law of thermodynamics Kirchhoff's law ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Moisture would find its way into insulation by vapour pressure unless it is prevented by High vapour pressure High thickness of insulation Less thermal conductivity insulator A vapour seal High vapour pressure High thickness of insulation Less thermal conductivity insulator A vapour seal ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Cork is a good insulator because it has Free electrons Atoms colliding frequency Low density Porous body Free electrons Atoms colliding frequency Low density Porous body ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The value of the wave length for maximum emissive power is given by Wine’s law Planck’s law Stefan’s law Kirchhoff’s law Wine’s law Planck’s law Stefan’s law Kirchhoff’s law ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The product of Reynolds number and Prandtl number is known as Peclet number Grashoff number Biot number Stanton number Peclet number Grashoff number Biot number Stanton number ANSWER DOWNLOAD EXAMIANS APP