Engineering Thermodynamics The efficiency of the Carnot cycle may be increased by Increasing the highest temperature Increasing the lowest temperature Keeping the lowest temperature constant Decreasing the highest temperature Increasing the highest temperature Increasing the lowest temperature Keeping the lowest temperature constant Decreasing the highest temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Work done is zero for the following process Throttling All of the listed here Free expansion Constant volume Throttling All of the listed here Free expansion Constant volume ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics First law of thermodynamics Enables to determine change in internal energy of the system All of these Provides relationship between heat, work and internal energy Does not enable to determine change in entropy Enables to determine change in internal energy of the system All of these Provides relationship between heat, work and internal energy Does not enable to determine change in entropy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Absolute zero pressure will occur When molecular momentum of the system becomes zero Under vacuum conditions At a temperature of 273°K At sea level When molecular momentum of the system becomes zero Under vacuum conditions At a temperature of 273°K At sea level ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Joule cycle is Equal to Carnot cycle Less than Carnot cycle Greater than Carnot cycle None of these Equal to Carnot cycle Less than Carnot cycle Greater than Carnot cycle None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Universal gas constant is defined as equal to product of the molecular weight of the gas and Gas constant Specific heat at constant pressure Specific heat at constant volume Ratio of two specific heats Gas constant Specific heat at constant pressure Specific heat at constant volume Ratio of two specific heats ANSWER DOWNLOAD EXAMIANS APP
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