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in Physics by (69.7k points)

A particle having mass m is projected with a velocity v0 from a point P on a horizontal ground making an angle θ with horizontal. Find out the torque about the point of projection acting on the particle when

(a) it is at its maximum height ?

(b) It is just about to hit the ground back ?

1 Answer

+1 vote
by (69.2k points)
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Best answer

(a) Particle is at maximum height then τ about point P is τp =r ⊥ F

(b) when particle is at point Q then τ about point P is τp =r ⊥ F

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