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3.2.6 Non-uniform acceleration in one dimension (A-level only)

3.2.6 Non-uniform acceleration in one dimension (A-level only)

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Question 17

A particle moves in a straight line. Its acceleration is a=4t−t2a=4t-t^2a=4t−t2 for 0≤t≤30\leq t\leq30≤t≤3, and a=27t2a=\dfrac{27}{t^2}a=t227​ for t>3t>3t>3, where a a\,a is measured in m s−2\text{m s}^{-2}m s−2. The particle is at rest at t=0t=0t=0.

a.

Find the speed at t=3t=3t=3.

[3]
b.

Find the speed at t=6t=6t=6.

[3]
Markscheme

3.2.6 Non-uniform acceleration in one dimension (A-level only) Questions

  1. A Level
  2. /Maths
  3. /3.2.6 Non-uniform acceleration in one dimension (A-level only)

46 exam-style questions on OCR A Level Maths 3.2.6 Non-uniform acceleration in one dimension (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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