MyQuestionIcon

2

You visited us 2 times! Enjoying our articles? Unlock Full Access!

Conversion of P.E to K.E

When a body i...

Question

When a body is brought from infinity to a point the angle between the gravitational force and the direction of motion of the body is 0 degree then why is the work done by the gravitational force negative??

Open in App

Solution

Suggest Corrections

thumbs-up

0

Similar questions

2 kg

is shifted from infinity to a point in gravitational field, it is found that work done by external force is

- 100 J

. If the mass is doubled and taken again from the same point to infinity without accelerating it, then the work done by gravitational force will be

Q. If a man lifts a body from ground, work done by the gravitational force is

Q. Assertion (A) : No work is done by gravitational force if a body moves along a horizontal surface.
Reason (R) : In horizontal motion, angle between gravity and displacement is

90^{0}

.

Q. Assertion :Gravitational potential is maximum at infinity. Reason: Gravitational potential is the amount of work done to shift a unit mass from infinity to a given point in gravitational attraction force field.

Q. A body is being raised to a height

h

from the surface of earth. What is the sign of work done by applied force and gravitational force respectively?

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

PHYSICS

Watch in App

explore_more_icon

Explore more

Conversion of P.E to K.E

Standard VIII Physics

Join BYJU'S Learning Program

CrossIcon