Mathematics 9709 · AS & A Level · Representation of data

Representation of data — practice question

A particle is launched from a point on level ground.
(main)[5]

Two seconds after projection, the particle has moved $30\text{ m}$ horizontally and is at its maximum height above the ground. Determine the initial speed and the angle of projection of the particle.

Worked solution & mark scheme

This 5-mark question has a full step-by-step worked solution and mark scheme. One marking point: Apply vertical motion up to the greatest height to get $V\sin\theta = 2g\;(=20)$

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