Engineering Thermodynamics Which of the following cycles has maximum efficiency? Stirling Rankine Carnot Brayton Stirling Rankine Carnot Brayton ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The amount of heat required to raise the temperature of 1 kg of water through one Kelvin is called Specific heat at constant volume None of these kilo-Joule Specific heat at constant pressure Specific heat at constant volume None of these kilo-Joule Specific heat at constant pressure ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The air standard efficiency of an Otto cycle is given by (where r = Compression ratio, and γ = Ratio of specific heats) 1 + rγ - 1 1 - (1/ rγ - 1) 1 - rγ - 1 1 + (1/ rγ - 1) 1 + rγ - 1 1 - (1/ rγ - 1) 1 - rγ - 1 1 + (1/ rγ - 1) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The universal gas constant (or molar constant) of a gas is the product of Molecular mass of the gas and the gas constant Molecular mass of the gas and the specific heat at constant volume Molecular mass of the gas and the specific heat at constant pressure Atomic mass of the gas and the gas constant Molecular mass of the gas and the gas constant Molecular mass of the gas and the specific heat at constant volume Molecular mass of the gas and the specific heat at constant pressure Atomic mass of the gas and the gas constant ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Diesel cycle with decrease in cut-off Decreases Increases First decreases and then increases First increases and then decreases Decreases Increases First decreases and then increases First increases and then decreases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The expansion ratio (r) is the ratio of (where v1 = Volume at the beginning of expansion, and v2 = Volume at the end of expansion) v2/v1 (v1 + v2)/v1 (v1 + v2)/v2 v1/v2 v2/v1 (v1 + v2)/v1 (v1 + v2)/v2 v1/v2 ANSWER DOWNLOAD EXAMIANS APP
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