Engineering Thermodynamics The specific heat of air increases with increase in Variation of its constituents Temperature Pressure Both pressure and temperature Variation of its constituents Temperature Pressure Both pressure and temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Coke is produced When coal is strongly heated continuously for 42 to 48 hours in the absence of air in a closed vessel 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 By heating wood with a limited supply of air to a temperature not less than 280°C When coal is strongly heated continuously for 42 to 48 hours in the absence of air in a closed vessel 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 By heating wood with a limited supply of air to a temperature not less than 280°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Mond gas is obtained by Carbonisation of bituminous coal Partial combustion of coal, coke, anthracite coal or charcoal in a mixed air steam blast Passing steam over incandescent coke Passing air and a large amount of steam over waste coal at about 650°C Carbonisation of bituminous coal Partial combustion of coal, coke, anthracite coal or charcoal in a mixed air steam blast Passing steam over incandescent coke Passing air and a large amount of steam over waste coal at about 650°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics First law of thermodynamics Provides relationship between heat, work and internal energy All of these Enables to determine change in internal energy of the system Does not enable to determine change in entropy Provides relationship between heat, work and internal energy All of these Enables to determine change in internal energy of the system Does not enable to determine change in entropy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The heat supplied to the gas at constant volume is (where m = Mass of gas, cv = Specific heat at constant volume, cp = Specific heat at constant pressure, T2 - T1 = Rise in temperature, and R = Gas constant) mcp (T2 - T1) mR (T2 - T1) mcv (T2 - T1) mcp (T2 + T1) mcp (T2 - T1) mR (T2 - T1) mcv (T2 - T1) mcp (T2 + T1) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The amount of heat required to raise the temperature of the unit mass of gas through one degree at constant volume, is called Specific heat at constant pressure 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 ANSWER DOWNLOAD EXAMIANS APP