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. 9/7 7/4 11/4 11/7 9/7 7/4 11/4 11/7 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A cycle consisting of two isothermal and two isentropic processes, is known as Stirling cycle Ericsson cycle Carnot cycle Joule cycle Stirling cycle Ericsson cycle Carnot cycle Joule cycle ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics First law of thermodynamics Enables to determine change in internal energy of the system All of these Does not enable to determine change in entropy Provides relationship between heat, work and internal energy Enables to determine change in internal energy of the system All of these Does not enable to determine change in entropy Provides relationship between heat, work and internal energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The standard value of atmospheric pressure taken at sea level is 1.013 bar 1013 × 102 N/m2 All of these 760 mm of Hg 1.013 bar 1013 × 102 N/m2 All of these 760 mm of Hg ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Charles' law states that all perfect gases change in volume by __________ of its original volume at 0°C for every 1°C change in temperature, when pressure remains constant. 1/173th 1/27th 1/93th 1/273th 1/173th 1/27th 1/93th 1/273th ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The ___ is obtained when carbonization of coal is carried out at 500° to 700° C. Hard coal Bituminous coal Pulverized coal Soft coal Hard coal Bituminous coal Pulverized coal Soft coal ANSWER DOWNLOAD EXAMIANS APP