A body of mass 𝑚 is projected at an angle of 45° with the horizontal. If air resistance is negligible, thentotal change in momentum when it strikes the ground is

A body of mass 𝑚 is projected at an angle of 45° with the horizontal. If air resistance is negligible, then total change in momentum when it strikes the ground is

Question : A body of mass 𝑚 is projected at an angle of 45° with the horizontal. If air resistance is negligible, then total change in momentum when it strikes the ground is