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Newton's Law of Gravitation for JEE: 24 solved questions

Real JEE paper questions on newton's law of gravitation, part of gravitation. Each opens with the options, the correct answer and a step-by-step solution. Papers run from 2003 to 2026. No sign-in needed to read them.

What this topic asks

• Mutual gravitation and binary systems — 12 questions
• Force due to a system of masses — 7 questions
• Modified force laws — 4 questions
• Force between two masses — 1 question

All 24 questions with solutions

• Net gravitational force at the centre of a square is found to be F₁ when four particles of masses M, 2M, 3M a… JEE Main 22nd Jan 1st Shift 2026
• Three equal masses m are kept at the vertices A, B and C of an equilateral triangle of side a in free space.… JEE Main 29th Jan 2nd Shift 2025
• A metal wire of uniform mass density having length L and mass M is bent to form a semicircular arc, and a par… JEE Main 4th April 1st Shift 2024
• A light planet is revolving around a massive star in a circular orbit of radius R with a period of revolution… JEE Main 1st Feb 2nd Shift 2024
• Four identical particles of mass m are kept at the four corners of a square, as shown in the figure. If the g… JEE Main 31st Jan 1st Shift 2024
• Two identical particles, each of mass m, go round a circle of radius a under the action of their mutual gravi… JEE Main 15th April 1st Shift 2023
• Two particles of equal mass m move in a circle of radius r under the action of their mutual gravitational att… JEE Main 29th Jan 1st Shift 2023 (also AIEEE Re-Scheduled 2011)
• Three identical particles A, B and C of mass 100 kg each are placed in a straight line with AB=BC=13 m. The g… JEE Main 25th July 1st Shift 2022
• Two objects of equal masses placed at a certain distance from each other attract each other with a force F. I… JEE Main 28th June 2nd Shift 2022
• Four particles, each of mass M, move along a circle of radius R under the action of their mutual gravitationa… JEE Main 1st Sept 2nd Shift 2021 (also asked in 2014)
• Consider a binary star system of star A and star B with masses m_A and m_B revolving in a circular orbit of r… JEE Main 20th July 2nd Shift 2021
• Two identical particles of mass 1 kg each go round a circle of radius R under the action of their mutual grav… JEE Main 27th July 2nd Shift 2021
• Four identical particles of equal mass 1 kg are made to move along the circumference of a circle of radius 1… JEE Main 24th Feb 1st Shift 2021
• Two stars of masses m and 2m at a distance d rotate about their common centre of mass in free space. The peri… JEE Main 24th Feb 1st Shift 2021
• A ring of mass m and a sphere of mass M have the same radius R, and the distance between their centres is √8R… JEE Main 26th Feb 1st Shift 2021
• Four identical particles of mass M are located at the corners of a square of side a, as shown in the figure.… JEE Main 8th April 1st Shift 2019
• A test particle is moving in a circular orbit in the gravitational field produced by a mass density ρ(r)=K/(r… JEE Main 9th April 2nd Shift 2019
• A straight rod of length L extends from x=a to x=L+a. The gravitational force it exerts on a point mass m at… JEE Main 12th Jan 1st Shift 2019
• A particle is moving with a uniform speed in a circular orbit of radius R under a central force that is inver… JEE Main 2018
• Take the mean distance of the moon and the sun from the earth to be 0.4×10⁶ km and 150×10⁶ km respectively. T… JEE Main Online 2018
• Two point masses m₁=fM and m₂=(1-f)M, with f<1, are in outer space far from the gravitational influence of ot… AIEEE Online 2012
• Suppose the gravitational force varies inversely as the nth power of distance. Then the time period of a plan… AIEEE 2004
• Two spherical bodies of mass M and 5M and radii R and 2R respectively are released in free space with an init… AIEEE 2003
• Three identical spheres of mass m are placed at the vertices of an equilateral triangle of side a, as shown i… JEE Main 3rd April 1st Shift 2025