Engineering Thermodynamics Addition of heat at constant pressure to a gas results in Raising its temperature and doing external work Raising its volume Raising its temperature Raising its pressure Raising its temperature and doing external work Raising its volume Raising its temperature Raising its pressure ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The index of compression ‘n’ tends to reach ratio of specific heats ‘y’ when Flow is uniform and steady Process is isothermal Process is isentropic Process is isentropic and specific heat does not change with temperature Flow is uniform and steady Process is isothermal Process is isentropic Process is isentropic and specific heat does not change with temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The compression ratio for Diesel engines is 20 to 30 3 to 6 5 to 8 15 to 20 20 to 30 3 to 6 5 to 8 15 to 20 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An open cycle gas turbine works on Stirling cycle Joule's cycle Carnot cycle Otto cycle Stirling cycle Joule's cycle Carnot cycle Otto cycle ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A perpetual motion machine is A hypothetical machine A thermodynamic machine A non-thermodynamic machine A hypothetical machine whose operation would violate the laws of thermodynamics A hypothetical machine A thermodynamic machine A non-thermodynamic machine A hypothetical machine whose operation would violate the laws of thermodynamics ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The condition of perfect vacuum, i.e., absolute zero pressure can be attained at A temperature of 0°C A temperature of 273 °K A negative pressure and 0°C temperature A temperature of - 273.16°C A temperature of 0°C A temperature of 273 °K A negative pressure and 0°C temperature A temperature of - 273.16°C ANSWER DOWNLOAD EXAMIANS APP