Original post by yeah1106
a roller coster ride begins at rest then drops 55m into a tunnel. Assume that air resistance has negligible effect on its motion,
Calculate the initial GPE of the roller coster
Calculate the initial GPE of the roller coster
You know the formula for GPE?
Original post by Andy98
You know the formula for GPE?
yes mgh
Original post by Andy98
You know the formula for GPE?
mgh
Original post by yeah1106
yes mgh
Well you've got the height, I'm assuming the mass or weight is given elsewhere in the question
Original post by Andy98
Well you've got the height, I'm assuming the mass or weight is given elsewhere in the question
no its not given or i would have done it
Original post by yeah1106
no its not given or i would have done it
In that case from what you've posted it can't be done. Try posting an image of the question, or a link to it. Otherwise your answer is just
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