Engineering Thermodynamics The fuel mostly used in blast furnace for extracting pig iron from iron ores is Bituminous coal Hard coke Soft coke Pulverized coal Bituminous coal Hard coke Soft coke Pulverized coal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When the gas is heated at constant volume, the heat supplied Increases the internal energy of the gas and increases the temperature of the gas Does some external work during expansion Both (A) and (B) None of these Increases the internal energy of the gas and increases the temperature of the gas Does some external work during expansion Both (A) and (B) None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A perpetual motion machine is A thermodynamic machine A hypothetical machine A non-thermodynamic machine A hypothetical machine whose operation would violate the laws of thermodynamics A thermodynamic machine A hypothetical machine A non-thermodynamic machine A hypothetical machine whose operation would violate the laws of thermodynamics ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In a free expansion process Work done is zero but heat increases Heat transfer is zero Work done is zero Both (A) and (B) above Work done is zero but heat increases Heat transfer is zero Work done is zero Both (A) and (B) above ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A manufacturer claims to have a heat engine capable of developing 20 h.p. by receiving heat input of 400 kcal/mt and working between the temperature limits of 227° C and 27° C. His claim is Not possible Theoretically possible Cost will be very high May be possible with lot of sophistications Not possible Theoretically possible Cost will be very high May be possible with lot of sophistications ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In an isothermal process There is no change in temperature All of the listed here There is no change in enthalpy There is no change in internal energy There is no change in temperature All of the listed here There is no change in enthalpy There is no change in internal energy ANSWER DOWNLOAD EXAMIANS APP