Heat Transfer Vent pipes are provided in a condenser to Purge the condenser 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 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Electro-magnetic spectrum range, which is important for radiation varies from __________ microns. 10 to 100 100 to 1000 1 to 100 0.5 to 50 10 to 100 100 to 1000 1 to 100 0.5 to 50 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following has the lowest Prandtl number? Molten sodium (a coolant used in fast breeder reactor) Dilute H₂SO₄ Transformer oil Water Molten sodium (a coolant used in fast breeder reactor) Dilute H₂SO₄ Transformer oil Water ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which has the lowest Prandtl number? Water Liquid metal Lube oil Aqueous solution Water Liquid metal Lube oil Aqueous solution ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The absorptivity of a grey body at a given temperature __________ with increasing wavelength of radiation. Increases Remains constant May increase or decrease ; depends on the material Decreases Increases Remains constant May increase or decrease ; depends on the material Decreases ANSWER DOWNLOAD EXAMIANS APP
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