Engineering Thermodynamics Coke is produced From the finely ground coal by moulding under pressure with or without a binding material When coal is strongly heated continuously for 42 to 48 hours in the absence of air in a closed vessel By heating wood with a limited supply of air to a temperature not less than 280°C When coal is first dried and then crushed to a fine powder by pulverizing machine From the finely ground coal by moulding under pressure with or without a binding material When coal is strongly heated continuously for 42 to 48 hours in the absence of air in a closed vessel By heating wood with a limited supply of air to a temperature not less than 280°C When coal is first dried and then crushed to a fine powder by pulverizing machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following cycles is not a reversible cycle? None of the listed here Stirling Carnot Ericsson None of the listed here Stirling Carnot Ericsson ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The condition of perfect vacuum, i.e., absolute zero pressure can be attained at A temperature of 273 °K A temperature of 0°C A negative pressure and 0°C temperature A temperature of - 273.16°C A temperature of 273 °K A temperature of 0°C A negative pressure and 0°C temperature A temperature of - 273.16°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Diesel cycle depends upon Compression ratio Pressure ratio Temperature limits Cut-off ratio and compression ratio Compression ratio Pressure ratio Temperature limits Cut-off ratio and compression ratio 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 1/93th 1/273th 1/27th 1/173th 1/93th 1/273th 1/27th ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Carnot cycle depends upon Temperature limits Pressure ratio Cut-off ratio and compression ratio Volume compression ratio Temperature limits Pressure ratio Cut-off ratio and compression ratio Volume compression ratio ANSWER DOWNLOAD EXAMIANS APP