Engineering Thermodynamics The change of entropy, when heat is absorbed by the gas, is Positive or negative Positive None of these Negative Positive or negative Positive None of these Negative ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The polytropic index (n) is given by log (v1/ v2)/ log (p1/p2) log [(p1v1)/(p2v2)] log (p2/ p1)/log (v1/ v2) log (p1p2)/log (v1v2) log (v1/ v2)/ log (p1/p2) log [(p1v1)/(p2v2)] log (p2/ p1)/log (v1/ v2) log (p1p2)/log (v1v2) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A cycle consisting of one constant pressure, one constant volume and two isentropic processes is known as Otto cycle Stirling cycle Carnot cycle Diesel cycle Otto cycle Stirling cycle Carnot cycle Diesel cycle ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Diesel cycle with decrease in cut-off Decreases First increases and then decreases Increases First decreases and then increases Decreases First increases and then decreases Increases First decreases and then increases 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 kilo-Joule None of these Specific heat at constant volume Specific heat at constant pressure kilo-Joule None of these Specific heat at constant volume Specific heat at constant pressure ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The fuel mostly used in blast furnace for extracting pig iron from iron ores is Pulverized coal Hard coke Soft coke Bituminous coal Pulverized coal Hard coke Soft coke Bituminous coal ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS