Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
NEET 2008
Exam
NEET
Year
2008
Subject
Physics
Chapter
Center of Mass, Momentum and Collision

NEET 2008 · Physics · Center of Mass, Momentum and Collision

A particle of mass m is projected with velocity v making an angle...

A particle of mass mm is projected with velocity vv making an angle of 45∘45^{\circ} with the horizontal. When the particle lands on the level ground the magnitude of the change in its momentum will be

Options

  1. Azero
  2. B2mv2 m v
  3. Cmv/2m v / \sqrt{2}
  4. Dmv2m v \sqrt{2}

Correct answer

D. mv2m v \sqrt{2}

Step-by-step solution

Momentum change =2mvsin⁡θ=2 \mathrm{mv} \sin \theta
Practice Center of Mass, Momentum and Collision on Quantrex Academy →

More from Center of Mass, Momentum and Collision

A frictionless circular wire of unit radius is fixed on the horizontal plane. Two point… NEET 2026Bob B of mass m at rest is hanging vertically from the ceiling via a massless string of… NEET 2026A ball of mass 0.5 kg is dropped from a height of 40 m . The ball hits the ground and… NEET 2025Two bodies A and B of same mass undergo completely inelastic one dimensional collision.… NEET 2024Two particles A and B initially at rest, move towards each other under mutual force of… NEET 2023A 1 ~kg object strikes a wall with velocity 1 ~ms^ -1 at an angle of 60^ ∘ with the wall… NEET 2023A bullet of mass m hits a block of mass M elastically. The transfer of energy is the… NEET 2023A shell of mass m is at rest initially. It explodes into three fragments having mass in… NEET 2022 Full Center of Mass, Momentum and Collision list All NEET PYQs