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Variable Acceleration

Variable Acceleration

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Question 13

A particle P P\,P moves in a straight line such that at t t\,t seconds, t≥0t \geq 0t≥0, its velocity, v ms−1v \text{ ms}^{-1}v ms−1 is given by:

v=12−2t2 v = 12 - 2t^2 v=12−2t2
a.

Find the distance travelled by P P\,P in the first second.

[3]
b.

Find the value of t t\,t when P P\,P changes direction of motion.

[2]
c.

Find the value of t t\,t at the instant P P\,P returns to its starting point.

[3]
Markscheme

Variable Acceleration Questions

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

28 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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