Engineering Thermodynamics The heat and mechanical energies are mutually convertible. This statement was established by Charles Boyle Joule None of these Charles Boyle Joule None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The pressure of a gas in terms of its mean kinetic energy per unit volume 'E' is equal to 2E/3 3E/4 E/2 E/3 2E/3 3E/4 E/2 E/3 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The compression ratio for Diesel engines is 5 to 8 20 to 30 15 to 20 3 to 6 5 to 8 20 to 30 15 to 20 3 to 6 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Otto cycle efficiency is higher than Diesel cycle efficiency for the same compression ratio and heat input because in Otto cycle Combustion is at constant volume Heat rejection is lower Maximum temperature is higher Expansion and compression are isentropic Combustion is at constant volume Heat rejection is lower Maximum temperature is higher Expansion and compression are isentropic ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Joule cycle is None of these Less than Carnot cycle Equal to Carnot cycle Greater than Carnot cycle None of these Less than Carnot cycle Equal to Carnot cycle Greater than Carnot cycle ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The process is adiabatic, if the value of n in the equation pvn = C, is ∝ One γ Zero ∝ One γ Zero ANSWER DOWNLOAD EXAMIANS APP