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4.1 Kinematics (A-level only)

4.1 Kinematics (A-level only)

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Question 126

A particle moves along a straight line. Its acceleration at time t t\,t seconds is (3t+2) m s−2(3t+2)\text{ m s}^{-2}(3t+2) m s−2. Its initial velocity is -4 m s-1 and its initial displacement is zero.

a.

Find the time T T\,T at which the particle first changes direction.

[4]
b.

Find the total distance travelled in the interval 0≤t≤20\leq t\leq20≤t≤2, giving your answer in exact form.

[4]
Markscheme

4.1 Kinematics (A-level only) Questions

  1. A Level
  2. /Maths
  3. /4.1 Kinematics (A-level only)

204 exam-style questions on CCEA A Level Maths 4.1 Kinematics (A-level only), covering 4.1.1 Kinematics (A-level only), 4.1.2 Kinematics (A-level only), and 4.1.3 Kinematics (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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