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School Physics Quiz : Pressure


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

Formats Info Page Quiz Review
Multiple choice

Your Performance  

1.

_______ states that the product of the pressure and volume of a fixed mass of gas is constant provided the temperature is unchanged.

  Boyle's Law

  Avogadro's Law

  Charles' Law

  Dalton's Law

  Half-n-half Clue
 

2.

The SI unit of pressure is

  Pascal

  Newton

  Joule

  Watt

  Half-n-half Clue
 

3.

pressure - barometer
Air is trapped in the space (labeled A) above the mercury level in the tube of a barometer, which measures 745 mm Hg. If the atmospheric pressure is 760 mm Hg, then the pressure of the trapped air is

  760 mm Hg

  15 mm Hg

  between 745 and 760 mm Hg

  745 mm Hg

  Half-n-half Clue
 

4.

35 litres of a gas at a pressure of 3 bar are compressed to 7 litres without any change in the temperature. The final pressure of the gas is about

  0.60 bar

  15.0  bar

  1.40  bar

  35  bar

  Half-n-half Clue
 

5.

Which is the 'odd one out'?

  N

  bar

  mm Hg

  Pa

  Half-n-half Clue
 

6.

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

  10.336

  10336

  Half-n-half Clue
 

7.

pressure - manometer
If the density of liquid A (carbon tetrachloride) is 1.6 g cm-3 and its height hA = 20.0 cm, then the density of oil B of height hB = 40 cm in the U-tube is about

  3.20 g cm-3

  0.80 g cm-3

  1.25 g cm-3

  0.31 g cm-3

  Half-n-half Clue
 


 
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