Heat Transfer A diathermaneous substance __________ the thermal radiation completely. Absorbs None of these Transmits Reflects Absorbs None of these Transmits Reflects ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Solid angle subtended by the finite surface at the radiating element is called the view factor. called the angle of vision expressed in terms of radians proportional to the square of the distance between surfaces called the view factor. called the angle of vision expressed in terms of radians proportional to the square of the distance between surfaces ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following has the lowest Prandtl number? 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 Water ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The thickness of condensate layer in filmwise condensation depends on the Liquid flow rate from the surface All of these Surface configuration Condensation rate Liquid flow rate from the surface All of these Surface configuration Condensation rate ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Viscosity of gases __________ with increase in temperature. Remain unaffected Increase slowly Increase very rapidly Decrease slowly Remain unaffected Increase slowly Increase very rapidly Decrease slowly ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For __________ Prandtl number values, the heat conduction will be negligible in the buffer zone. Extremely low No High Low Extremely low No High Low ANSWER DOWNLOAD EXAMIANS APP
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