Engineering Thermodynamics The compression ratio for petrol engines is 15 to 30 10 to 20 3 to 6 5 to 8 15 to 30 10 to 20 3 to 6 5 to 8 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Isochoric process is one in which Free expansion takes place Very little mechanical work is done by the system All parameters remain constant No mechanical work is done by the system Free expansion takes place Very little mechanical work is done by the system All parameters remain constant No mechanical work is done by the system ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If heat be exchanged in a reversible manner, which of the following property of the working substance will change accordingly Enthalpy Temperature Internal energy Entropy Enthalpy Temperature Internal energy Entropy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Measurement of temperature is based on Thermodynamic properties First law of thermodynamics Second law of thermodynamics Zeroth law of thermodynamics Thermodynamic properties First law of thermodynamics Second law of thermodynamics Zeroth law of thermodynamics ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The general gas energy equation is (where Q1 - 2 = Heat supplied, dU = Change in internal energy, and W1 - 2 = Work done in heat units) Q1 - 2 = dU - W1 - 2 Q1 - 2 = dU + W1 - 2 Q1 - 2 = dU × W1 - 2 Q1 - 2 = dU/W1 - 2 Q1 - 2 = dU - W1 - 2 Q1 - 2 = dU + W1 - 2 Q1 - 2 = dU × W1 - 2 Q1 - 2 = dU/W1 - 2 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