Practice MCQs For Pressure

This quiz contains practice questions for GCE ‘O’ level topic: Pressure. There are explanations for some of the questions after you submit the quiz. If you could not figure out why a particular option is the answer, feel free to drop a comment below or ask a question in ‘O’ & ‘A’ Level Discussion section of the forum. If you wish to contribute questions to this quiz, please contact us.

The quiz comprises of 10 questions, which are randomly selected from a large pool of questions. After completion, you can refresh the page and try the quiz again for a new set of 10 questions.

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1. Which would be the least likely to sink into soft ground?
2. Four different liquids are poured into identical measuring cylinders. The diagrams show the depths of the liquids and their densities.

Which liquid causes the largest pressure on the base of its measuring cylinder?

pressure at base of cylinder
3. The diagrams show, to the same scale, the vertical sections of a set of circular vessels, each containing the same depth of water.

Which one of the following statements is correct?
4. The diagram shows a simple mercury barometer. Which height is a measure of the atmospheric pressure?

5. The diagram shows the levels X and Y in a liquid manometer when the gas tap is opened.

What is the pressure of the gas in the cylinder?
6. An air bubble is inside a air-tight cylinder fitted with a piston. What happens to the air bubble when the piston is pushed in? Note that the air bubble is surrounded by air in the cylinder. Assume that the there is still enough space for the air bubble to "survive" after the piston is pushed in.
7. Which graph shows the relationship between the pressure and volume of a fixed mass of gas at constant temperature?

8. Objects of different weights are placed on a rigid, horizontal surface.

Which row shows the correct pressure acting on the surface?
Weight (N)Area in contact ($m^{2}$)Pressure (Pa)
9. Which of the following will cause the height of the mercury column in a barometer, A, to be higher than  that of another barometer, B, located at sea level?
10. A manometer is connected to a gas supply.

Pressure can be measured in cm of water.

What is the pressure of the gas?


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18 thoughts on “Practice MCQs For Pressure”

  1. How The question no.6 answer is 2000 pascal?
    Its supposed to be 200 pascal, with the rule .
    = 4000/20

    How 2000?

    • @Aisha
      You have to answer the quiz and you will get the correct answers upon the submission of the answers you gave to the questions.

    • Click on “I am not a robot” which is at the bottom section of the page.
      Then click “Submit”.
      And the checked page will be opened.

  2. Would you kindly assist me in these questions i do not have enough information to tackle them and i am getting myself more confused.Thanks…


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