The KE of a body becomes 2 times of its original value then the new momentum will be more than its initial momentum by

Question

asked Jun 23, 2020 169k views

1 Answer

Oliverdejohnson · Answer 1 · 2020-06-29T07:37:56+0000

Answer:

√2

Step-by-step explanation:

If the final kinetic energy is 2 times the initial kinetic energy:

KE = 2 KE₀

½ mv² = 2 (½ mv₀²)

v² = 2 v₀²

v = √2 v₀

Therefore, the ratio of the final momentum to the initial momentum is:

p / p₀

mv / (mv₀)

v / v₀

√2