The left face of a one dimensional slab of thickness 0.2 m is maintained at 80°
The left face of a one dimensional slab of thickness 0.2 m is maintained at 80°C and the right face is exposed to air…
Heat flux through several resistances in series in analogous to the current flow
Heat flux through several resistances in series in analogous to the current flowing through several
In forced convection, the Nusselt number is a function of
In forced convection, the Nusselt number is a function of
Minimum recommended baffle spacing in a shell and tube heat exchanger is about (
Minimum recommended baffle spacing in a shell and tube heat exchanger is about (where, D = shell diameter)
LMTD can’t be used as such without a correction factor for the
LMTD can’t be used as such without a correction factor for the
The steam ejector is used to
The steam ejector is used to
Electromagnetic radiations propagate in vacuum with a velocity of __________ met
Electromagnetic radiations propagate in vacuum with a velocity of __________ metre/second.
Thickness of thermal boundary layer is more compared to that of hydrodynamic bou
Thickness of thermal boundary layer is more compared to that of hydrodynamic boundary layer, when the value of Prandtl number is
Heat transfer by conduction in the turbulent core of a fluid flowing through a h
Heat transfer by conduction in the turbulent core of a fluid flowing through a heated pipe is negligible, if the value of Prandtl number…
For gases, the thermal conductivity increases with temperature rise. For liquids
For gases, the thermal conductivity increases with temperature rise. For liquids, with increase in concentration, its thermal conductivity generally
In a single evaporator system, the steam economy __________ by creating vacuum i
In a single evaporator system, the steam economy __________ by creating vacuum in the evaporator.
One kilogram of water at 0°C is changed to superheated steam of one atm pressur
One kilogram of water at 0°C is changed to superheated steam of one atm pressure and 300°C. The major heat consumption in the process…