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Relative Velocity in 2D

A projectile ...

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A projectile is fired horizontally from a height of19.62 cm from the ground and reaches the groundat a horizontal distance of 49 m. The initial velocityis approximately(1) 20.1 m/s(2) 24.52 m/s(3) 28.32 m/s(4) 30.49 m/sian

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