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Force and pressure. Science - Force and pressure.

Maharashtra Board - STD 8 - Science (MSBSHSE - Semi English Medium). 110 questions in this chapter.

Question types

Force and pressure. question types

110 questions across 7 question groups — pick any mix to generate a Science paper with step-by-step answer keys.

110
Questions
7
Question groups
5
Question types
Sample Questions

Force and pressure. questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

Q 1MCQ1 Mark
Which of the following is not an example of the force of gravity?
  • A
    A leaf falling from a tree.
  • ✓
    A boy pushing a cart on a level plane.
  • C
    A diver jumping into a swimming pool.
  • D
    A stone falling from the top of a cliff.

Answer: B.

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Q 2MCQ1 Mark
Which of the following force is utilized in reducing air pollution by removing dust, soot and fly$-$ash particles from the smoke coming out of chimneys of factories?
  • A
    Magnetic force.
  • B
    Gravitational force.
  • ✓
    Electrostatic force.
  • D
    Frictional force.

Answer: C.

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Q 3MCQ1 Mark
The atmospheric pressure is usually measured in the unit of:
  • A
    Newtons per square meter.
  • B
    Pascal.
  • C
    $Cm$ of mercury.
  • ✓
    $Mm$ of mercury.

Answer: D.

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Q 4MCQ1 Mark
The magnitude of atmospheric pressure is equal to the pressure exerted by a:
  • A
    $76\ mm$ tall column of mercury.
  • B
    $760\ mm$ tall column of alcohol.
  • ✓
    $76\ c$m tall column of mercury.
  • D
    $760\ cm$ tall column of mercury.

Answer: C.

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Q 5MCQ1 Mark
Some mustard oil is kept in a beaker. It will exert pressure:
  • A
    Downwards only.
  • B
    Sideways only.
  • C
    Upwards only.
  • ✓
    In all directions.

Answer: D.

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Q 7Fill In The Blanks.1 Mark
Fill in the following blanks with suitable words:
If the two forces applied to an object are equal and act in opposite directions, the net force acting on the object will be _________________.
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Q 11Question Answer (1 Marks)1 Mark
One student says that water exerts pressure on the bottom of the bucket but another student says that water exerts pressure on the sides of the bucket. What would you like to say?
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Q 15Question Answer (1 Marks)1 Mark
A rocket has been fired upwards to launch a satellite in its orbit. Name the two forces acting on the rocket immediately after leaving the launching pad (Ignore the frictional force due to air resistance).
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Q 31true or false1 Mark
State whether the following statements are true or false:
The pressure exerted by a liquid depends on the area of base of its container.
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Q 32true or false1 Mark
State whether the following statements are true or false:
A drinking straw works on the pressure exerted by the liquid filled in a soft drink bottle in which it is placed.
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