a particle of mass m is projected with velocity v making an angle 45° with the horizontal. when the partical lands on the level ground the magnitude of the changes in it`s momentum will be??? Plz solve it fast
Ânupâm Ða , 7 Years ago
Grade 12th pass
1 Answers
Khimraj
Last Activity: 7 Years ago
The intial velocity is v/√2 i^ + v/√2 j^ and final velocity is v/√2 i^ - v/√2 j^ so change in momentum is (mv)f - (mv)i. And it is -(√2)mv j^. So magnitude of change in momentum is (√2)mv. Hope it clears. If u have doubts then please clearify. And if u like my answer then please approve answer