it is moving at angle 45 with the horizontal and after 2 s it is moving horizontally. What is the velocity of projection of the ball?

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A ball is projected from the ground at angle theta with the horizontal. After 1 s, it is moving at angle 45 with the horizontal and after 2 s it is moving horizontally. What is the velocity of projection of the ball?
22
Sep
A ball is projected from the ground at angle theta with the horizontal. After 1 s, it is moving at angle 45 with the horizontal and after 2 s it is moving horizontally. What is the velocity of projection of the ball? A ball is projected from the ground at angle theta with the horizontal. [...]
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