Home
Class 11
PHYSICS
The body will speed up if ....

The body will speed up if .

A

Velocity and acceleration are in the same direction.

B

Velocity and acceleration are in opposite directions.

C

Velocity and acceleration are in perpendicular direction.

D

Velocity and acceleration are acting at acute angle w.r.t. each other.

Text Solution

Verified by Experts

The correct Answer is:
A, D
The body will speed up if the anle between velocity and acceleration is acute.
Promotional Banner

Topper's Solved these Questions

  • KINEMATICS-1

    CENGAGE PHYSICS|Exercise Assertion-reasoning|5 Videos

  • KINEMATICS-1

    CENGAGE PHYSICS|Exercise Linked Comprehension|30 Videos

  • KINEMATICS-1

    CENGAGE PHYSICS|Exercise Graphical cancept|1 Videos

  • GRAVITATION

    CENGAGE PHYSICS|Exercise INTEGER_TYPE|1 Videos

  • KINEMATICS-2

    CENGAGE PHYSICS|Exercise Exercise Integer|9 Videos

Similar Questions

Explore conceptually related problems

Body of mass M is much heavier than the other body of mass m,.The heavier body with speed v collides with thelighter body which was at rest initially elastically The speed of lighter body after collisioin is

Assertion: A negative acceleration of a body can be associated with a 'speeding up' of the body. Reason: Increase in speed of a moving body is independent of its direction of motion.

Is it possible for a body to be accelerated without speeding up or slowing down ? If so, give an example.

A body is projected up with a speed u and the time taken by it is T to reach the maximum height H. Pich out the correct statement

Is it possible, that a body is moving with negative acceleration still speeding up? Given reason for your answer.

[" From the top of a tower one "],[" body projected up with "],[" some speed reaches ground "],[" in "9" seconds,another body "],[" projected down with same "],[" speed reaches ground in "4],[" seconds.If another body is "],[" dropped from the same "],[" point,time taken to reach "],[" ground is "]

A 5 kg body is fired vertically up with a speed of 200 m/s. Just before it hits the ground, its speed is 150 m/s. Over the entire trip, the work done by gravity is

A 5 kg body is fired vertically up with a speed of 200 m/s. Just before it hits the ground, its speed is 150 m/s. Over the entire trip,