How to determine the mass of a body by its interaction with another body of known mass?

It is possible to determine the mass of a body by its interaction with another body of known mass according to the law of conservation of momentum.

The total impulse of the bodies entering the closed system remains unchanged.

m1 * V1 + m2 * V2 = m1 * V1 “+ m2 * V2” is a vector sum.

Where m1, m2 – masses of interacting bodies, V1, V2 – velocities of bodies before interaction, V1 “, V2” – velocities of bodies after interaction.

m1 * V1 – m1 * V1 “= m2 * V2” – m2 * V2 – vector.

The mass will be determined by the formula: m1 = (m2 * V2 “- m2 * V2) / (V1 – V1”) – vector.



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