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