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Variable Acceleration

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Question 7

The velocity of a particle after t t\,t seconds is given by v=(8t−5) m s−1v = (8t - 5) \text{ m s}^{-1}v=(8t−5) m s−1. After 3 seconds the displacement is 32m from O.

a.

Find an expression for the displacement.

[3]
b.

Find the displacement after 7 seconds.

[2]
Markscheme

Variable Acceleration Questions

  1. A Level
  2. /Maths
  3. /Variable Acceleration

308 exam-style questions on Edexcel A Level Maths Variable Acceleration, covering 11.1 Functions of Time, 11.2 Using Differentiation, 11.3 Maxima and Minima Problems, 11.4 Using Integration, and 11.5 Constant Acceleration Formulae. Each one has a worked solution and a mark scheme showing where the marks go.

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