MCQs: For the same inlet and exit temperatures of two fluids, the LMTD for counterflow is always
Category: Mechanical Engineering Questions, Published by: teswesm
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MCQs: In parallel flow heat exchangers,
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MCQs: Consider a plane wall of finite thickness having energy generation in it. The sum of the rate of heat energy generation in the wall and rate of energy transfer by conduction into the wall is equal to
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MCQs: What is the purpose of using fins in a particular heat transfer system?
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MCQs: Temperature at the end tip of the fin having uniform cross-sectional area is
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MCQs: In the process of heat transfer through extended surfaces or fins, the entire surface area is at
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MCQs: What is the relation between the intensity of radiation and the thickness of the layer, in case of gas?
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MCQs: 90% of the incident radiation on glass in the visible range is
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MCQs: In greenhouse effect, the only infrared radiations
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MCQs: How is the greenhouse effect experienced on earth?
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MCQs: In desert areas, there is large difference between day and night temperatures mainly because of
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MCQs: How is the cooling at night in coastal areas?
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MCQs: The radiation energy from the sun is produced by
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MCQs: The rate at which the solar energy reaching the earth's atmosphere is called as
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MCQs: The radiation from fusion of hydrogen
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MCQs: What is the purpose of using baffles in shell-and-tube heat exchangers?
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MCQs: Large sized and heavy shell-and-tube heat exchangers are suitable for
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MCQs: Which side is suitable to provide fins on to enhance heat transfer, when heat exchanges between gas and liquid?
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MCQs: The scales form in heat exchangers after a period of operation and provide additional resistance to heat transfer with some heat transfer coefficient. The reciprocal of this scale heat transfer coefficient is called as
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MCQs: Fouling factor of a heat exchanger can be calculated by
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