Engineering Thermodynamics According to Avogadro's Hypothesis The molecular weights of all the perfect gases occupy the same volume under same conditions of pressure and temperature The sum of partial pressure of mixture of two gases is sum of the two Gases have two values of specific heat Product of the gas constant and the molecular weight of an ideal gas is constant The molecular weights of all the perfect gases occupy the same volume under same conditions of pressure and temperature The sum of partial pressure of mixture of two gases is sum of the two Gases have two values of specific heat Product of the gas constant and the molecular weight of an ideal gas is constant ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is not the intensive property? Temperature Heat Density Pressure Temperature Heat Density Pressure ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics One kg of ethylene (C2H4) requires 2 kg of oxygen and produces 22/7 kg of carbon dioxide and ___ kg of water or steam. 7/4 11/7 9/7 11/4 7/4 11/7 9/7 11/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Work-done during adiabatic expansion is given by (where p1 v1, T1 = Pressure, volume and temperature for the initial condition of gas, p2, v2, T2 = Corresponding values for the final condition of gas, R = Gas constant, and γ = Ratio of specific heats) All of these (p1 v1 - p2, v2)/(γ - 1) [m R T1/(γ - 1)][1 - (p2, v2 /p1 v1)] [m R (T1 - T2)] /(γ - 1) All of these (p1 v1 - p2, v2)/(γ - 1) [m R T1/(γ - 1)][1 - (p2, v2 /p1 v1)] [m R (T1 - T2)] /(γ - 1) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The fuel mostly used in blast furnace for extracting pig iron from iron ores is Hard coke Pulverized coal Bituminous coal Soft coke Hard coke Pulverized coal Bituminous coal Soft coke ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When cut-off ratio is ________; the efficiency of Diesel cycle approaches to Otto cycle efficiency 43835 43834 2 Zero 43835 43834 2 Zero ANSWER DOWNLOAD EXAMIANS APP
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