Question

Problem 2

Answer 1

Given information

Given the horizontal force applied to the car

Acceleration of car  

Acceleration of man

Step-by-step explanation

Step 1.

According to Newton's third law, when the person applies a force on the car, the car will apply an equal and opposite force on the person.

Consider the free body diagram of the man and the car.

is the frictional force exerted by the road on the person.

is the weight of the person.

is the normal force on the man

is the frictional force exerted by the road on the car.

is the weight of the car.

 is the normal force on the car.