Question Category: Mechanical Engineering

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The efficiency of the dual combustion cycle for the same compression ratio is __________ Diesel cycle.
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A process, in which the gas is heated or expanded in such a way that the product of its pressure and volume remains constant, is called
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The gas constant (R) is equal to the
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The heat absorbed or rejected by the working substance is given by (where ds = Increase or decrease of entropy, T = Absolute temperature, and dQ = Heat absorbed or rejected)
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The property of a working substance which increases or decreases as the heat is supplied or removed in a reversible manner, is known as
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The natural petroleum may be separated into
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In an ideal gas turbine plant, it is assumed that the compression and expansion processes are
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The general gas energy equation is (where Q1 – 2 = Heat supplied, dU = Change in internal energy, and W1 – 2 = Work done in heat units)
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According to Regnault’s law, the specific heat at constant pressure (cp) and specific heat at constant volume (cv) _________ with the change in pressure and temperature of the gas.
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One kg of ethylene (C2H4) requires 2 kg of oxygen and produces 22/7 kg of carbon dioxide and __________ kg of water or steam.
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