Question

For a fixed mass, the graph between linear momentum (p) and kinetic energy (k) is best represented by:

विकल्प

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Answer 1

Explanation: 

For a fixed mass,

k = `(p^2)/(2 m)`

Since m is constant,

k ∝ p²

Therefore, kinetic energy increases as the square of momentum, so the graph is a parabola opening upward.