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Chemical Engineering Fluid Mechanics Difficulty: Medium

Remote control valve is a __________ valve.

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A vessel of volume 1000 m 3 contains air which is saturated with water vapour. The total pressure and temperature are 100 kPa and 20°C respectively. Assuming that the vapour pressure of water at 20°C is 2.34 kPa, the amount of water vapour (in kg) in the vessel is approximately Pulverised coal used in boiler firing need not have The variation of thermal conductivity of a metal with temperature is often correlated using an expression of the form K = K 0 + at. where, K is the thermal conductivity and T is the temperature (in °K). The units of 'a' in SI system will be Out of the following refrigeration cycles, which one has maximum COP? At a fixed pressure, the humidity depends upon the partial pressure of vapor in the mixture. Humidity of a vapour free gas is __________ percent.