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1(a)
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Question 1

1(a)

A trolley moves in a straight line with initial speed $2.0$ m s⁻¹. It accelerates uniformly at $1.5$ m s⁻² for $8.0$ s. Calculate its final velocity.
[2 marks]
Black-and-white straight-line-motion schematic. A trolley at the start line has initial speed two point zero metres per second and accelerates to the right at one point five metres per second squared for eight point zero seconds. A marker is seventy metres from the start. The positions are not drawn to scale.
Drawing board
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Spec: 3.1.2(a)(i)
Reasoning

1(b)

Calculate the displacement of the trolley in the 8.0 s interval.
[3 marks]
Drawing board
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Spec: 3.1.2(a)(i)
Reasoning

1(c)

A marker is 70 m from the start line. State whether the trolley reaches the marker in 8.0 s and calculate how far short of, or beyond, it is. Use your answer to part (b).
[2 marks]
Drawing board
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Spec: 3.1.2(a)(i)
Reasoning

Drawing board
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