Heat Transfer Vent pipes are provided in a condenser to None of these Remove non-condensable gases Purge the condenser Facilitate easy cleaning of tubes None of these Remove non-condensable gases Purge the condenser Facilitate easy cleaning of tubes ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Electro-magnetic spectrum range, which is important for radiation varies from __________ microns. 1 to 100 10 to 100 0.5 to 50 100 to 1000 1 to 100 10 to 100 0.5 to 50 100 to 1000 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following has the lowest Prandtl number? Transformer oil Dilute H₂SO₄ Water Molten sodium (a coolant used in fast breeder reactor) Transformer oil Dilute H₂SO₄ Water Molten sodium (a coolant used in fast breeder reactor) ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which has the lowest Prandtl number? Aqueous solution Water Lube oil Liquid metal Aqueous solution Water Lube oil Liquid metal ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The absorptivity of a grey body at a given temperature __________ with increasing wavelength of radiation. Increases May increase or decrease ; depends on the material Remains constant Decreases Increases May increase or decrease ; depends on the material Remains constant Decreases ANSWER DOWNLOAD EXAMIANS APP
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