Tag: physics

Quizzes (598) Questions (13441)

Questions Related to physics

Multiple choice physics force and types of force introduction to force what is force? concept of force and its unit

A force cannot be seen but the effect of force can be felt.

  1. True

  2. False

  3. Ambiguous

  4. Data insufficient
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

According to Newton's first law, force is the rate of change of momentum.
Therefore, a force is not a physical object that can be seen. However, the effect of a force on an object can be seen (i.e its changing momentum)

Multiple choice physics force and types of force introduction to force what is force? concept of force and its unit

Which of the following class of forces is different from others?

  1. Pulling of a cart

  2. Stretching of a coiled spring

  3. Kicking of a football

  4. Weight of the body
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Pulling of a cart, stretching of a coiled spring and kicking of a ball take place due to contact forces but weight of the body (gravitational force) is a non-contact force.

Hence option D is correct.

Multiple choice physics force and types of force introduction to force what is force? concept of force and its unit

Which of the following actions can be grouped as push?

a. A cricket ball hit by a batsman.
b. A football player kicking the ball.
c. A girl is shutting the open door of a refrigerator. 

  1. Only a

  2. Only a and b

  3. only b and c

  4. a, b and c
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

All the above examples can be grouped as push. As force is applied to move object away from the body.

Multiple choice physics force and types of force introduction to force what is force? concept of force and its unit

Which of the following actions can be grouped as pull:

a. Moving a loaded cart
b. Applying brakes while driving car
c. Drawing a bucket of water from a well

  1. Only a

  2. a and b

  3. b and c

  4. a and c
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

For moving a loaded cart  and drawing a bucket of water from a well, the action involved is pulling hence can be grouped as Pull.