Engineering Thermodynamics The efficiency of Diesel cycle approaches to Otto cycle efficiency when Cut-off is constant Cut-off is increased Cut-off is zero Cut-off is decreased Cut-off is constant Cut-off is increased Cut-off is zero Cut-off is decreased ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The ratio of two specific heats of air is equal to 0.17 1.41 0.24 0.1 0.17 1.41 0.24 0.1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The area under the temperature-entropy curve (T – s curve) of any thermodynamic process represents Either heat absorbed or heat rejected Heat absorbed None of the listed here Heat rejected Either heat absorbed or heat rejected Heat absorbed None of the listed here Heat rejected ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If a fluid expands suddenly into vacuum through an orifice of large dimension, then such a process is called Free expansion Adiabatic expansion Hyperbolic expansion Parabolic expansion Free expansion Adiabatic expansion Hyperbolic expansion Parabolic expansion ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The ideal efficiency of a Brayton cycle with regeneration, with increase in pressure ratio will Decrease Increase Increase/decrease depending on application Remain unchanged Decrease Increase Increase/decrease depending on application Remain unchanged ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The total energy of a molecule is shared equally by the various degrees of freedom possessed by it. This law is known as Law of conservation of energy Law of degradation of energy Law of equipartition of energy None of the listed here Law of conservation of energy Law of degradation of energy Law of equipartition of energy None of the listed here ANSWER DOWNLOAD EXAMIANS APP