A particle is thrown with a speed u at an angle θ with horizontal. After how much time the velocity of particle will be perpendicular to the initial motion of direction
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A particle is thrown with a speed u at an angle θ with horizontal. After how much time the velocity of particle will be perpendicular to the initial motion of direction A particle is thrown with a speed u at an angle θ with horizontal. After how much time the velocity of particle will be [...]