Engineering Thermodynamics One watt is equal to 1 Nm/s 1 N/m 1 Nm/hr 1 kNm/hr 1 Nm/s 1 N/m 1 Nm/hr 1 kNm/hr ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Change in enthalpy in a closed system is equal to heat transferred if the reversible process takes place at constant Volume Internal energy Temperature Pressure Volume Internal energy Temperature Pressure ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The specific heat of air increases with increase in Both pressure and temperature Temperature Variation of its constituents Pressure Both pressure and temperature Temperature Variation of its constituents Pressure ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The air standard efficiency of an Otto cycle is given by (where r = Compression ratio, and γ = Ratio of specific heats) 1 + rγ - 1 1 + (1/ rγ - 1) 1 - rγ - 1 1 - (1/ rγ - 1) 1 + rγ - 1 1 + (1/ rγ - 1) 1 - rγ - 1 1 - (1/ rγ - 1) 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 Pressure Temperature Internal energy Volume Pressure Temperature 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 Adiabatic expansion Hyperbolic expansion Parabolic expansion Free expansion Adiabatic expansion Hyperbolic expansion Parabolic expansion Free expansion ANSWER DOWNLOAD EXAMIANS APP