Question

A skateboarder, starting from rest, rolls down a 13.3 m ramp. When she arrives at the bottom of the ramp her speed is 7.63 m/s. Determine the magnitude of her acceleration, assumed to be constant.

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Answer #1

For the question we can use equation of motion with constant acceleration and find the acceleration .

Calculation is as shown below.

initia/ at we , veloc,t of skate bo and e ช/ distance m ove l 13.3 m χ To find mqgr i tude of acc eleTaton(a) Scate boa 。f skate boaヶdeg. magmi m o om with censtt aecetemation- substitute , 구, 63 M/S uo S 13 3m and ind a 4-63) m -a 13.3m 58 216 m2 2- 2X13.3 m S o

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