A particle of mass 𝑚 is projected with a velocity 𝑣 making an angle of 45° with the horizontal. The magnitude of angular momentum of projectile about the point of projection when the particle is at its maximum height ℎ is

Question : A particle of mass 𝑚 is projected with a velocity 𝑣 making an angle of 45° with the horizontal. The magnitude of angular momentum of projectile about the point of projection when the particle is at its maximum height ℎ is

(A) zero

(B) \dfrac{mvh}{\sqrt{2}}

(C) \dfrac{mvh^{2}}{\sqrt{2}}

(D) none of these

Answer : option (B)

Solution :

A particle of mass 𝑚 is projected with a velocity 𝑣 making an angle of 45° with the horizontal. The magnitude of angular momentum of projectile about the point of projection when the particle is at its maximum height ℎ is
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