Question

a motorcycle is stopped at a traffic light. when the light turns green, the motorcycle accelerates...

a motorcycle is stopped at a traffic light. when the light turns green, the motorcycle accelerates to a speed of 73 km/h over a distance of 50m.
a) what was the average acceleration of the motorcycle over thos distance?
b) assuming the motocycle maitained a constant acceleration, how far is it from the traffic light after 3.0 s?
Science   Physics   
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Homework Answers

Answer #1

Given is:-

Final speed   or   

Distance travelled  

now,

part - a

Using third equation of motion we get

by plugging all the values we get

which gives us

Part - b

Using second equation of motion we get

which gives us

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