Engineering Thermodynamics The polytropic index (n) is given by log (v1/ v2)/ log (p1/p2) log (p1p2)/log (v1v2) log [(p1v1)/(p2v2)] log (p2/ p1)/log (v1/ v2) log (v1/ v2)/ log (p1/p2) log (p1p2)/log (v1v2) log [(p1v1)/(p2v2)] log (p2/ p1)/log (v1/ v2) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is the lightest and most volatile liquid fuel? Gasoline Fuel oil Kerosene None of these Gasoline Fuel oil Kerosene None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The unit of energy in S.I. units is Joule joule/m watt joule/s Joule joule/m watt joule/s ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Molecular volume of any perfect gas at 600 × 103 N/m² and 27°C will be 400 m3/kg mol 0.15 m3/kg mol 4.17 m3/kg mol 41.7 m3/kg mol 400 m3/kg mol 0.15 m3/kg mol 4.17 m3/kg mol 41.7 m3/kg mol ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Compressed air coming out from a punctured football May become hotter or cooler depending upon the humidity of the surrounding air Becomes hotter Becomes cooler Remains at the same temperature May become hotter or cooler depending upon the humidity of the surrounding air Becomes hotter Becomes cooler Remains at the same temperature 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 Temperature Internal energy Enthalpy Entropy Temperature Internal energy Enthalpy Entropy ANSWER DOWNLOAD EXAMIANS APP
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