Physics

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A matchbox car with mass M rolls down a ramp, starting from rest. It takes a time T to roll a distance L on the ramp. What is the carâ€™s acceleration down the ramp?

• Physics -

assuming linear acceleration.

avg velocity=L/T
but avg velocity= 1/2 Vf

Vf=2L/T

but Vf=at
2L/T=aT
solve for a

• Physics -

Thank you for your help!

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