In the equation Q = UAΔt; Δt is_________________________? – McqOptions

MCQOPTIONS

1.	In the equation Q = UAΔt; Δt is_________________________?
A.	Geometric mean temperature difference
B.	Arithmetic mean temperature difference
C.	Logarithmic mean temperature difference
D.	The difference of average bulk temperatures of hot and cold fluids
Answer» D. The difference of average bulk temperatures of hot and cold fluids

Discussion

No Comment Found

Related MCQs

While the total emissivity of a perfect black body is unity, the same for a real body is__________________?
With increase in porosity, the thermal conductivity of a solid substance__________________?
With increase in temperature, the thermal conductivity of fresh lubricating oil ___________________?
With increase in temperature, the thermal conductivity of most liquids_________________?
With increase in temperature, the thermal conductivity of a gas ___________________?
With increase in temperature, the thermal conductivity of non-metallic amorphous solids_________________?
With increase in temperature, the total emissivity of conductors____________________?
With increase in temperature, the thermal conductivity of steel___________________?
With increase in the distance between the heat source and the object receiving the heat, the radiation heat transfer ?
With the increase of temperature, the Col-burn jH factor_____________________?