Force and Pressure

This is an MCQ-based quiz on the topic of Force and Pressure.

It covers the topic Push or Pulls, Atmospheric Pressure, Unit of Force, and many more.

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A ___________ exerted by an object on another is a force.

Push or pull Contact or non-contact force Pressure Magnitude

The pressure which is exerted by air around us is known as

Force Atmospheric pressure Muscular force Friction

Force acting on per unit area is called

Non-contact forces Contact forces Force Pressure

The force exerted by the earth to pull the object towards itself is called

Electrostatic force Gravitational force Muscular force Contact force

Muscular force is also called ___________ force.

Non-contact Contact Gravitational Magnetic

When a given force is applied on larger area of contact the pressure exerted by it:

Increases Decreases Does not change None of these

The instrument used of measure atmospheric pressure is:

Mercury barometer Manometer Pressure meter None of these

The weight of air that every square centimetre of any surface carries is:

1 kg 10 kg 1 gm 100 kg

The force exerted on a normal human being due to atmospheric pressure is:

2 x 104N

2 x 105N

2 x 106N

None of these

A rectangular wooden block has length, breadth and height of 50 cm, 25 cm and10 cm, respectively. This wooden block is kept on ground in three different ways, turn by turn. Which of the following is the correct statement about the pressure exerted by this block on the ground?

The maximum pressure is exerted when the length and breadth form the base The maximum pressure is exerted when length and height form the base The maximum pressure is exerted when breadth and height form the base The minimum pressure is exerted when length and height form the base

Two boys A (left side) and B (right side) are applying force on a block. If the block moves towards the right, which one of the following statements is correct?

Magnitude of force applied by A is greater than that of B. Magnitude of force applied by A is smaller than that of B. Net force on the block is towards A. Magnitude of force applied by A is equal to that of B.

Which of the following is not an example of muscular force?

A porter carrying a load on a wheel-barrow. An apple falling from a tree. A child riding a bicycle. A person drawing water from a well.

In the electric bell circuit, when the circuit is completed, the hammer strikes the gong. Which of the following force is responsible for the movement of hammer?

Gravitational force alone Electrostatic force alone Magnetic force alone Frictional force alone

When we press the bulb of a dropper with its nozzle kept in water air in the dropper is seen to escape in the form of bubbles. Once we release the pressure on the bulb, water gets filled in the dropper. The rise of water in the dropper is due to:

Pressure of water Gravity of the earth Shape of rubber bulb Atmospheric pressure

A boat comes to rest if we stop rowing it due to:

Gravitation force Force of friction Muscular force None of these

1 kilogram weight is equal to

98 N 9.8 N 0.98 N 0.098 N

Two boys A and B are applying force on a block. If the block moves towards the boy A, which one of the following statements is correct?

Magnitude of force applied by A is greater than that of B. Magnitude of force applied by A is smaller than that of B. Net force on the block is towards B. Magnitude of force applied by A is equal to that of B.

State of motion is described by

Position of rest Position of motion Both by the state of rest or motion None of these

Which one of the following forces is a contact force?

Force of gravity Magnetic force Force of friction Electrostatic force

The strength of force is expressed by its

Weight Mass Magnitude Longitudinal force

Quiz/Test Summary

Title: Force and Pressure

Questions: 20

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