CameraIcon

SearchIcon

MyQuestionIcon

1

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

Net Force

Consider a ve...

Question

Consider a vehicle going on a horizontal road towards east. Neglect any force by the air. The frictional forces on the vehicle by the road.

A

is towards east if the vehicle is accelerating

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

B

is zero if the vehicle is moving with a uniform velocity

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

C

must be towards east

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

D

must be towards west

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

Open in App

Solution

The correct options are
C is towards east if the vehicle is accelerating
D is zero if the vehicle is moving with a uniform velocity
When the vehicle accelerating, to oppose the rotational torque the friction force should act towards east. For uniform velocity the friction is zero.

Suggest Corrections

thumbs-up

0

Similar questions

Q. Consider a vehicle going on a horizontal road towards east. Neglect any force by the air. The frictional force on the vehicle by the road.

Q. A vehicle moves east with a speed of

50 m / s

and then towards north with a speed of

50 m / s

only. Total time taken by the body is

5 s

. What is the average acceleration of the body?

Q. An observer and a vehicle, both start moving together from rest (towards right) with acceleration

5 m / s^{2}

2 m / s^{2}

, respectively. There is a

1 k g

block on the floor of the vehicle and coefficient of friction is

μ = 0.3

between their surfaces. What is the magnitude of the work done (in

J

) by frictional force on the

1 k g

block observed by the running observer, during first second of the motion.

Q. An observer and a vehicle, both start moving together from rest (towards right) with acceleration 5

m / s^{2}

m / s^{2}

, respectively. There is a

1 k g

block on the floor of the vehicle and coefficient of friction is

μ = 0.3

between their surface. Friction force observed by the observer is

2 N

. What is the magnitude of the work done (in J) by frictional force on the

1 k g

block observed by the running observer, during first second of the motion.

Q. A person is moving on a rough horizontal surface towards east. Then the direction of friction force is towards:

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Summary and Misconceptions

PHYSICS

Watch in App

explore_more_icon

Explore more

Standard XII Physics

Join BYJU'S Learning Program

CrossIcon