Question

Assertion (A) Pulling a lawn roller is easier than pushing it.
Reason, (R) Pushing increases the apparent weight and hence the force of friction.

• A. Both A and R are true and R is the correct explanation of A
• B. Both A and R are true and R is not the correct explanation of A
• C. A is true, but R is false
• D. A is false, but R is true

Answer 1

The correct option is A Both A and R are true and R is the correct explanation of A

Pulling decreases the Normal Reaction on the body by the ground while pushing increases it. So reduced normal reaction helps in moving the lawn roller.

Option A is correct.