Question

Which of the following require the application of force?

• A. Pulling a box full of biscuits
• B. Pushing a huge rock fallen in front of your car
• C. Folding an aluminum rod from the middle
• D. All of these

Answer 1

The correct option is D

All of these

1. Pulling a box full of biscuits requires pull which is an action of force.
2. Pushing a huge rock fallen in front of your car requires push which is also an action of force.
3. Folding an aluminum rod from the middle changes the shape of the object.
4. Any action which has result in a change in the shape or position of an object requires force to act on it.
5. Therefore in all the above cases, the application of force is required

Hence, option D is correct.