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Question 16

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

a.

Find the exact value of kkk.

[3]
b.

Find the horizontal distance travelled.

[6]

Projectiles Questions

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