Engineering Thermodynamics The fuel mostly used in blast furnace for extracting pig iron from iron ores is Hard coke Soft coke Pulverized coal Bituminous coal Hard coke Soft coke Pulverized coal Bituminous coal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A heat exchange process in which the product of pressure and volume remains constant is known as Throttling process Heat exchange process Hyperbolic process Isentropic process Throttling process Heat exchange process Hyperbolic process Isentropic process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to Avogadro’s law All of these The sum of partial pressure of the mixture of two gases is sum of the two The product of the gas constant and the molecular mass of an ideal gas is constant Equal volumes of all gases, at the same temperature and pressure, contain equal number of molecules All of these The sum of partial pressure of the mixture of two gases is sum of the two The product of the gas constant and the molecular mass of an ideal gas is constant Equal volumes of all gases, at the same temperature and pressure, contain equal number of molecules ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In closed cycle gas turbine, the air is compressed Polytropically Isentropically None of these Isothermally Polytropically Isentropically None of these Isothermally ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The ideal efficiency of a Brayton cycle with regeneration, with increase in pressure ratio will Increase Decrease Increase/decrease depending on application Remain unchanged Increase Decrease Increase/decrease depending on application Remain unchanged ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics 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) δQ = T/ds dQ = ds/T δQ = T.ds None of the listed here δQ = T/ds dQ = ds/T δQ = T.ds None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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