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Sahay Sir > Question Answers > MTG NEET Physics > Part 1 > Chapter 10 - Gravitation > Three equal masses of 1 kg each are placed at the vertices of an equilateral ΔPQR and a mass of 2kg is placed at the centroid O of the triangle which is at a distance of root 2 m from each of the vertices of the triangle. Find the force (in newton) acting on the mass of 2 kg.

Three equal masses of 1 kg each are placed at the vertices of an equilateral ΔPQR and a mass of 2kg is placed at the centroid O of the triangle which is at a distance of root 2 m from each of the vertices of the triangle. Find the force (in newton) acting on the mass of 2 kg.

Two identical satellites A and B revolve around the earth in circular orbits at distance R and 3R from the surface of the earth. The ratio of the linear momenta of A and B is (R= radius of the earth)