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3.3.5 Solve simple projectile problems (A-level only)

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Question 16

A particle $P\,$ is projected from a point $O\,$ on a horizontal plane with velocity $k(2i+3j)ms−1k(2\mathbf{i} + 3\mathbf{j})\text{ms}^{-1}$ , where $k\,$ is a constant. The greatest height reached by $P\,$ is 9 m above the plane.

a.

Find the exact value of $k$ .

[3]

b.

Find the horizontal distance travelled.

[6]

3.3.5 Solve simple projectile problems (A-level only) Questions

A Level
Maths
3.3.5 Solve simple projectile problems (A-level only)