The cycle in which heat is supplied at constant volume and rejected at constant pressure is known as_________________?

Related Mcqs:

1. A heat exchange process in which the product of pressure and volume remains constant is known as_______________?

   A. heat exchange process B. throttling process C. isentropic process D. adiabatic process E. hyperbolic process...

2. According to which law, all perfect gases change in volume by l/273th of their original volume at 0°C for every 1°C change in temperature when pressure remains constant ____________________?

   A. Joule’s law B. Boyle’s law C. Regnault’s law D. Gay-Lussac law E. Charles’ law...

3. A cycle consisting of two adiabatics and two constant pressure processes is known as___________________?

   A. Otto cycle B. Ericsson cycle C. Joule cycle D. Stirling cycle E. Atkinson cycle...

4. A gas is compressed in a cylinder by a movable piston to a volume one-half its original volume. During the process 300 kJ heat left the gas and internal energy remained same. The work done on gas in Nm will be___________________?

   A. 300 Nm B. 300,000 Nm C. 30 Nm D. 3000 Nm E. 30,000 Nm...

5. A perfect gas at 27°C is heated at constant pressure till its volume is double. The final temperature is________________?

   A. 54°C B. 327°C C. 108°C D. 654°C E. 600°C...

6. If a gas is heated against a pressure, keeping the volume constant, then work done will be equal to__________________?

   A. + v B. – ve C. zero D. pressure x volume E. any where between zero and infinity...

7. Specific heat of air at constant pressure is equal to___________________?

   A. 0.17 B. 0.21 C. 0.24 D. 1.0 E. 1.41...

8. Addition of heat at constant pressure to a gas results in________________?

   A. raising its temperature B. raising its pressure C. raising its volume D. raising its temperature and doing external work E. doing external work...

9. Change in enthalpy of a system is the heat supplied at___________________?

   A. constant pressure B. constant temperature C. constant volume D. constant entropy E. N.T.P. condition...

10. The thermodynamic difference between a Rankine cycle working with saturated steam and the Carnot cycle is that___________________?

    A. carnot cycle can’t work with saturated steam B. heat is supplied to water at temperature below the maximum temperature of the cycle C. a rankine cycle receives heat at two places D. rankine cycle is hypothetical E. none of the above...