Sulphur dioxide is extremely toxic and non-flammable.
Answer: Option A
The transfer of heat from one body to another takes place only when there is a temperature difference between the bodies.
A heat exchanger with heat transfer surface area A and overall heat transfer coefficient U handles two fluids of heat capacities Cmax and Cmin. The number of transfer units (NTU) used in the analysis of heat exchanger is specified as
Answer: Option D
Thermal diffusivity of a substance is given by (where h = Thermal diffusivity, ρ = Density of substance, S = Specific heat, and k = Thermal conductivity)
Which of the following statement is correct for ammonia as a refrigerant?
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