Engineering Thermodynamics Coke is produced When coal is first dried and then crushed to a fine powder by pulverizing machine 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 From the finely ground coal by moulding under pressure with or without a binding material When coal is first dried and then crushed to a fine powder by pulverizing machine 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 From the finely ground coal by moulding under pressure with or without a binding material 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 Enthalpy Entropy Internal energy Temperature Enthalpy Entropy Internal energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Diesel cycle consists of following four processes Two isothermal and two isentropic Two isentropic, one constant volume and one constant pressure Two isentropic and two constant volumes Two isentropic and two constant pressures Two isothermal and two isentropic Two isentropic, one constant volume and one constant pressure Two isentropic and two constant volumes Two isentropic and two constant pressures ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The energy of molecular motion appears as Potential energy Friction Surface tension Heat Potential energy Friction Surface tension Heat ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The hard coke is obtained when carbonization of coal is carried out at 700° to 900°C 900° to 1100°C 500° to 700°C 300° to 500°C 700° to 900°C 900° to 1100°C 500° to 700°C 300° to 500°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The amount of heat required to raise the temperature of 1 kg of water through one Kelvin is called kilo-Joule Specific heat at constant pressure None of these Specific heat at constant volume kilo-Joule Specific heat at constant pressure None of these Specific heat at constant volume ANSWER DOWNLOAD EXAMIANS APP
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