What is the correct answer?


The natural convection air cooled condensers are used in

A. Domestic refrigerators

B. Water coolers

C. Room air conditioners

D. All of these

Correct Answer :

A. Domestic refrigerators

Related Questions

The ratio of the thickness of thermal boundary layer to the thickness… According to Wien's law, the wavelength corresponding to maximum energy… The total radiation from a black body per second per unit area is ________… The rate of energy emission from unit surface area through unit solid… When α is absorptivity, ρ is reflectivity and τ is transmissivity,… The expression Q = ρ AT4 is called Sensible heat factor is given by (where S.H. = Sensible heat, and L.H.… According to Kirchoff's law, the ratio of emissive power to absorptivity… Thermal conductivity of water ________ with rise in temperature. The unit of Stefan Boltzmann constant is In free convection heat transfer transition from laminar to turbulent… The heat of sun reaches to us according to Moisture would find its way into insulation by vapour pressure unless… Thermal conductivity of solid metals with rise in temperature normally The process of heat transfer from one particle of the body to another… The ratio of the emissive power and absorptive power of all bodies is… Two balls of same material and finish have their diameters in the ratio… Planck's law holds good for In counter current flow heat exchanger, the logarithmic temperature difference… A grey body is one whose absorptivity Depending on the radiating properties, a body will be opaque when According to Newton's law of cooling, the heat transfer from a hot body… An ordinary passenger aircraft requires a cooling system of capacity. The value of the wave length for maximum emissive power is given by The process of heat transfer from one particle of the body to another… Emissivity of a white polished body in comparison to a black body is The thermal diffusivities for solids are generally The heat transfer by conduction through a thick cylinder (Q) is given… Wiens law states that the wave length corresponding to ________ is proportional… In convection heat transfer from hot flue gases to water tube, even though…