One watt is equal to__________________?

Related Mcqs:

1. 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

2. Minimum work in compressor is possible when the value of adiabatic index n is equal to_________________?

   A. 0.75
   B. 1
   C. 1.27
   D. 1.35
   E. 2

3. 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

4. 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

5. Barometric pressure is equal to_____________________?

   A. 760 mm Hg
   B. zero mm Hg
   C. 735.6 mm Hg
   D. 1 mm Hg
   E. 100mm Hg

6. One barometric pressure or 1 atmospheric pressure is equal to___________________?

   A. 1 kgf/cnr2
   B. 1.033 kgf/cm2
   C. 0 kgf/cm2
   D. 1.0197 kgf/cm2
   E. 100 kgf/cm2

7. An engine operates between temperatures of 900°Kandr2 and another engine between T2 and 400°K For both to do equal work, value of T2 will be________________?

   A. 650°K
   B. 600°K
   C. 625°K
   D. 700°K
   E. 750°K

8. Universal gas constant is defined as equal to product of the molecular weight of the gas and_______________?

   A. specific heat at constant pressure
   B. specific heat at constant volume
   C. ratio of two specific heats
   D. gas constant
   E. unity.

9. Characteristic gas constant of a gas is equal to______________________?

   A. C/Cv
   B. Cv/Cp
   C. Cp – Cv
   D. Cp + Cv
   E. Cp x Cv

10. Atmospheric pressure is equal to____________?

    A. 1.013 bar
    B. 760mm of Hg
    C. 101.3KN/m2
    D. All of these

    Submitted by: Faheem Zaman Dhaunroo