Engineering Thermodynamics The specific heat of water is 1.817 2.512 4.187 None of these 1.817 2.512 4.187 None of these 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 - (1/ rγ - 1) 1 + (1/ rγ - 1) 1 + rγ - 1 1 - rγ - 1 1 - (1/ rγ - 1) 1 + (1/ rγ - 1) 1 + rγ - 1 1 - rγ - 1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An adiabatic process is one in which All of these The temperature of the gas changes No heat enters or leaves the gas The change in internal energy is equal to the mechanical work done All of these The temperature of the gas changes No heat enters or leaves the gas The change in internal energy is equal to the mechanical work done ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An adiabatic wall is one which Discourages thermal interaction Permits thermal interaction Encourages thermal interaction Prevents thermal interaction Discourages thermal interaction Permits thermal interaction Encourages thermal interaction Prevents thermal interaction ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The value of the product of molecular weight and the gas characteristic constant for all the gases in S.I. units is 848 J/kmol °K 735 J/kmol °K 29.27 J/kmol °K 83.14 J/kmol °K 848 J/kmol °K 735 J/kmol °K 29.27 J/kmol °K 83.14 J/kmol °K ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Coke is produced When coal is first dried and then crushed to a fine powder by pulverizing machine From the finely ground coal by moulding under pressure with or without a binding material By heating wood with a limited supply of air to a temperature not less than 280°C When coal is strongly heated continuously for 42 to 48 hours in the absence of air in a closed vessel When coal is first dried and then crushed to a fine powder by pulverizing machine From the finely ground coal by moulding under pressure with or without a binding material By heating wood with a limited supply of air to a temperature not less than 280°C When coal is strongly heated continuously for 42 to 48 hours in the absence of air in a closed vessel ANSWER DOWNLOAD EXAMIANS APP