SUVAT

Question 4

Three posts $P$ , $Q\,$ and $R$ , are fixed in that order at the side of a straight horizontal road. The distance from $P\,$ to $Q\,$ is 45 m and the distance from $Q\,$ to $R\,$ is 120 m. A car is moving along the road with constant acceleration $\text{ m s}^{-2}$ . The speed of the car, as it passes $P$ , is $\text{ m s}^{-1}$ . The car passes $Q\,$ two seconds after passing $P$ , and the car passes $R\,$ four seconds after passing $Q$ .

i.

Find the value of $u$ .

[4]

ii.

Find the value of $a$ .

[2]

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1 2 3 4 5 6

Question 4

Three posts $P$ , $Q\,$ and $R$ , are fixed in that order at the side of a straight horizontal road. The distance from $P\,$ to $Q\,$ is 45 m and the distance from $Q\,$ to $R\,$ is 120 m. A car is moving along the road with constant acceleration $\text{ m s}^{-2}$ . The speed of the car, as it passes $P$ , is $\text{ m s}^{-1}$ . The car passes $Q\,$ two seconds after passing $P$ , and the car passes $R\,$ four seconds after passing $Q$ .

i.

Find the value of $u$ .

[4]

ii.

Find the value of $a$ .

[2]

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Question 4

Markscheme

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Question 4

Markscheme

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Question 4

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Question 4

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