111. The transfer of heat by molecular collision is smallest in
112. According to Stefan Boltzmann law, the total radiation from a black body per second per unit area is directly proportional to the
113. Cork is a good insulator because it has
114. Pick up the wrong case. Heat flowing from one side to other depends directly on
115. Thermal conductivity of solid metals with rise in temperature normally
116. The heat transfer by conduction through a thick sphere is given by
117. The value of the wave length for maximum emissive power is given by
118. The value of the wavelength for maximum emissive power is given by
119. The thickness of thermal and hydrodynamic boundary layer is equal if Prandtl number is
120. The emissivity for a black body is
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