Advertisements
Advertisements
Question
What does a force do in the following case?
You catch a kicked ball.
Advertisements
Solution
Force decreases the momentum of ball and finally stops the ball.
APPEARS IN
RELATED QUESTIONS
What is the magnitude of the gravitational force between the earth and a 1 kg object on its surface? (Mass of the earth is 6 × 1024 kg and radius of the earth is 6.4 × 106 m).
What happens to the force between two objects, if the mass of one object is doubled?
What is the importance of the universal law of gravitation?
Write the three laws given by Kepler. How did they help Newton to arrive at the inverse square law of gravity?
Suppose the gravitational potential due to a small system is k/r2 at a distance r from it. What will be the gravitational field? Can you think of any such system? What happens if there were negative masses?
Which of the following quantities remain constant in a planetary motion (consider elliptical orbits) as seen from the sun?
A tunnel is dug along a diameter of the earth. Find the force on a particle of mass m placed in the tunnel at a distance x from the centre.
Define one Newton. How much maximum acceleration can it produce in a mass of 1 kg?
How will the force of gravitation between two objects change if the distance between them is:
Almost zero
Four identical particles of equal masses 1 kg made to move along the circumference of a circle of radius 1 m under the action of their own mutual gravitational attraction. The speed of each particle will be ______.
