Engineering Thermodynamics In an extensive property of a thermodynamic system Extensive energy is utilized Extensive heat is transferred None of the listed here Extensive work is done Extensive energy is utilized Extensive heat is transferred None of the listed here Extensive work is done ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Addition of heat at constant pressure to a gas results in Raising its temperature Raising its temperature and doing external work Raising its pressure Raising its volume Raising its temperature Raising its temperature and doing external work Raising its pressure Raising its volume ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The door of a running refrigerator inside a room was left open. Which of the following statements is correct? The room will be cooled very slightly The temperature of the air in room will remain unaffected The room will be cooled to the temperature inside the refrigerator The room will be gradually warmed up The room will be cooled very slightly The temperature of the air in room will remain unaffected The room will be cooled to the temperature inside the refrigerator The room will be gradually warmed up ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A series of operations, which takes place in a certain order and restore the initial conditions at the end, is known as Reversible cycle None of these Irreversible cycle Thermodynamic cycle Reversible cycle None of these Irreversible cycle Thermodynamic cycle ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The heat supplied to the gas at constant volume is (where m = Mass of gas, cv = Specific heat at constant volume, cp = Specific heat at constant pressure, T2 - T1 = Rise in temperature, and R = Gas constant) mR (T2 - T1) mcp (T2 - T1) mcp (T2 + T1) mcv (T2 - T1) mR (T2 - T1) mcp (T2 - T1) mcp (T2 + T1) mcv (T2 - T1) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The change of entropy, when heat is absorbed by the gas, is Positive or negative None of these Positive Negative Positive or negative None of these Positive Negative ANSWER DOWNLOAD EXAMIANS APP