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Q14: Question – Paper 2 – June 2019
Q14: Question – Paper 2 – June 2019
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14)
A car moves from rest.
The graph gives information about the speed, v metres per second, of the car t seconds after it starts to move.
14)
A car moves from rest.
The graph gives information about the speed, v metres per second, of the car t seconds after it starts to move.
a)
(i) Calculate an estimate of the gradient of the graph at t = 15
(i) Calculate an estimate of the gradient of the graph at t = 15
[3 marks]
(ii) Describe what your answer to part (i) represents.
[1 mark]
b) Work out an estimate for the distance the car travels in the first 20 seconds of its journey.Use 4 strips of equal width.
[3 marks]