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Questions  

The velocity of projectile at the point of projection is 2i^+3j^m/s. The velocity at a point where the projectile reaches the horizontal line through the point of projection is

a
b
c
d

detailed solution

Correct option is B

Horizontal component of velocity remains unchanged but at the point where the projectile crosses the horizontal line through point of projection, the vertical component of velocity reverses its direction, so the velocity becomes

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