Question 164 of 223
The kinetic energy needed to project a body of mass from the earth surface (radius ) to infinity is
Show answer and solution
Answer: (C)
Gravitation
JEE Main level, single correct, medium
JEE Main question paper PDF
Open a shift to read the full paper on this page, or download it.
Opening paper…
More Physics practice
- GravitationAt what height above the Earth's surface does the acceleration due to gravity become , where is the radius of Earth?
- GravitationThe acceleration due to gravity at the center of the Earth is:
- GravitationThree identical spheres of mass m , are placed at the vertices of an equilateral triangle of length a. When released, they interact only through gravitational force and collide after a time seconds. If the sides of the triangle are increased to length 2 a and also the masses of the spheres are made 2 m , then they will collide after _____ seconds.
- GravitationA small point of mass is placed at a distance from the centre ' of a big uniform solid sphere of mass M and radius R . The gravitational force on ' m ' due to M is . A spherical part of radius is removed from the big sphere as shown in the figure and the gravitational force on m due to remaining part of M is found to be . The value of ratio is
- GravitationIn hydrogen like system the ratio of coul0mbian force and gravitational force between an electron and a proton is in the order of :
- GravitationA body placed at distance from surface of earth experiences gravitational pull of :
JEE Main Physics practice question on Gravitation (Gravitational potential and Potential Energy), with the answer and a step-by-step solution. Scan a question from your own book or paper to get a whiteboard video.