Atmospheric pressure is equal to____________?

Related Mcqs:

1. 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

2. The latent heat of steam at pressures greater than atmospheric in comparison to latent heat at atmospheric pressure is__________________?

   A. less
   B. more
   C. equal
   D. may be less or more depending on temperature
   E. unpredictable

3. If the atmospheric pressure on the surface of an oil tank (sp. gr. 0.8) is 0.2 kg/cm”, the pressure at a depth of 50 m below the oil surface will be_________________?

   A. 2 meters of water column
   B. 3 meters of water column
   C. 5 meters of water column
   D. 6 meters of water Column
   E. 7 meters of water column

4. The total pressure force on a plane area is equal to the area multiplied by the intensity of pressure at the centriod, if___________________?

   A. the area is horizontal
   B. the area is vertical
   C. the area is inclined
   D. all of the above
   E. none of the above

5. If partial pressure of air and steam be pa and ps respectively in a condenser, then according to Dalton’s law, the pressure in condenser is equal to__________________?

   A. Ps-Pa
   B. pa-ps
   C. Pa+P
   D. non of these

6. The atmospheric pressure with rise in altitude decreases__________________?

   A. linearly
   B. first slowly and then steeply
   C. first steeply and then gradually
   D. unpredictable
   E. none of the above

7. 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

8. A pressure of 25 m of head of water is equal to_________________?

   A. 25 kN/m2
   B. 245 kN/m2
   C. 2500 kN/m2
   D. 2.5kN/m2
   E. 12.5 kN/m2

9. The value of the coefficient of compressibility for water at ordinary pressure and temperature in kg/cm is equal to_________________?

   A. 1000
   B. 2100
   C. 2700
   D. 10,000
   E. 21,000

10. Latent heat of dry steam at atmospneric pressure is equal to____________________?

    A. 539 kcal/kg
    B. 539 BTU/lb
    C. 427 kcal/kg
    D. 100 kcal/kg
    E. 471 kcal/kg