In a non-flow reversible process for which p = (- 3V+ 15) x 105N/m2,V changes from 1 m to 2 m3. The work done will be about_______________?

Related Mcqs:

1. Work done in a free expansion process is___________________?

   A. + ve B. -ve C. zero D. maximum E. minimum...

2. 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...

3. Work done in an adiabatic process between a given pair of end states depends on__________________?

   A. the end states only B. particular adiabatic process C. the value of index n D. the value of heattransferred E. mass of the system...

4. Change in enthalpy in a closed system is equal to heat transferred if the reversible process takes place at constant________________?

   A. pressure B. temperature C. volume D. internal energy E. entropy...

5. Change in internal energy in a closed system is equal to heat transferred if the reversible process takes place at constant_______________?

   A. pressure B. temperature C. volume D. internal energy E. entropy...

6. For reversible adiabatic process, change in entropy is_________________?

   A. maximum B. minimum C. zero D. unpredictable E. negative....

7. For a thermodynamic process to be reversible, the temperature difference between hot body and working substance should be___________________?

   A. zero B. minimum D. maximum D. infinity E. there is no such criterion...

8. Work done is zero for the following process_________________?

   A. constant volume B. free expansion C. throttling D. all Of the above E. none of the above...

9. 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...

10. If heat be exchanged in a reversible manner, which of the following property of the working substance will change accordingly_________________?

    A. temperature B. enthalpy C. internal energy D. entropy E. all of the above...