Question:
of a system of three particles of masses 1g 2g and 4g is
Last updated: 6/5/2023
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of a system of three particles of masses 1g 2g and 4g is taken as the origin of a coordinate system The position vector of a fourth particle of mass 7g such that the centre of mass of the four particle system lies at the point 2 3 4 is a 21 31 4k where a is a constant The value of a is 1 2 2 1 2 3 3 2 4 15 Bullets of ma gun with au the bullet then th 1 30 3 5 2 Centre of mass for uniform half ring and uniform half disc will be respectively at following distance from their centre 16