CAIE M1 2022 November — Question 1

Exam BoardCAIE
ModuleM1 (Mechanics 1)
Year2022
SessionNovember
TopicSUVAT in 2D & Gravity

1 A particle \(P\) is projected vertically upwards with speed \(u \mathrm {~m} \mathrm {~s} ^ { - 1 }\) from a point on the ground. \(P\) reaches its greatest height after 3 s .
  1. Find \(u\).
  2. Find the greatest height of \(P\) above the ground.