CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Frictional Force

When a person...

Question

When a person walks on a rough surface

A

the frictional force exerted by the surface keeps him moving.

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B

normal reaction of the force applied by the man on the surface keeps him moving.

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

the force applied by the man keep him moving.

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

weight of the man keeps him moving.

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B the frictional force exerted by the surface keeps him moving.
Person exerts force on the ground which causes the ground to exert the frictional force. This force helps to move forward. If there is no frictional force like on the ice, a person cannot walk.

Suggest Corrections

thumbs-up

0

Similar questions

Q. Assertion :When a person walks on a rough surface, the frictional force exerted by surface on the person is opposite to the direction of his motion. Reason: It is the force exerted by the road on the person that causes the motion.

Q. When a person walks on a rough surface, the frictional force exerted by the surface on the person is opposite to the direction of his motion.

Q. A man of mass

80

kg pushes a box of mass

20

kg horizontally. The man moves the box with a constant acceleration of

2 m / s^{2}

but his foot does not slip on the ground. There is no friction between the box and the ground, whereas there is sufficient friction between the man's foot and the ground to prevent him from slipping.
Statement-1: The force applied by the man on the box is equal and opposite to the force applied by the box on the man.
and
Statement-2: Friction force applied by the ground on the man is

200

Q. Fill in the blank.

If the applied force is doubled, by keeping the surface area constant, the pressure____.

Q. Statement 1: When a man is standing on a stationary horizontal surface, the normal force exerted by the ground on him is equal and opposite to his weight.
Statement 2: According to Newton's

3^{r d}

law , every action has an equal and opposite reaction.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Frictional Force

PHYSICS

Watch in App

explore_more_icon

Explore more

Frictional Force

Standard VI Physics

Join BYJU'S Learning Program

CrossIcon