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School Physics Quiz : Pressure


Answer the following questions based on the change of state and latent pressure.

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Multiple choice

Your Performance  

1.

If the average atmospheric pressure at sea level can support 10.34 m of vertical length of a water column, then its magnitude is about _______ Pa.
Assume density of water = 1 g cm−3 and gravitational acceleration = 9.8 m s−2.

  100

  1000

  10000

  100000

  Half-n-half Clue
 

2.

What instrument is used for measuring atmospheric pressure?

  Sphygmomanometer

  Barometer

  Hydrometer

  Hygrometer

  Half-n-half Clue
 

3.

1 Pascal = 1 _______ m-2

  Erg

  Dyne

  Joule

  Newton

  Half-n-half Clue
 

4.

Barometers modified to measure the height above sea level are called

  sphygmomanometers

  hydrometers

  manometers

  altimeters

  Half-n-half Clue
 

5.

_______ is a type of barometer that consists essentially of a thin metal box exhausted of air.

  Anemometer

  Aneroid

  Manometer

  Hydrometer

  Half-n-half Clue
 

6.

The SI unit of pressure is

  Pascal

  Newton

  Watt

  Joule

  Half-n-half Clue
 

7.

The average atmospheric pressure at sea level is 760 mm Hg. If the relative density of mercury is 13.6, then the air pressure can support _______ m of vertical length of a water column at sea level.

  101396

  0.76

  10336

  10.336

  Half-n-half Clue
 


 
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