Engineering Thermodynamics Second law of thermodynamics defines Heat Entropy Internal energy Work Heat Entropy Internal energy Work ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Change in internal energy in a closed system is equal to heat transferred if the reversible process takes place at constant Internal energy Volume Temperature Pressure Internal energy Volume Temperature Pressure ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The compression ratio for Diesel engines is 20 to 30 3 to 6 15 to 20 5 to 8 20 to 30 3 to 6 15 to 20 5 to 8 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A perfect gas at 27°C is heated at constant pressure till its volume is double. The final temperature is 654°C 108°C 54°C 327°C 654°C 108°C 54°C 327°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In a free expansion process Work done is zero Both (A) and (B) above Heat transfer is zero Work done is zero but heat increases Work done is zero Both (A) and (B) above Heat transfer is zero Work done is zero but heat increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The general law of expansion or compression is pvn = C, The process is said to be hyperbolic, if n is equal to 1 ∝ γ 1 ∝ γ ANSWER DOWNLOAD EXAMIANS APP
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