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OpenStudy (anonymous):
Carter's favorite ride at Playland Amusement Park is the rollercoaster. The rollercoaster car and passengers have a combined mass of 1620 kg, and they descend the first hill at an angle of 45.0 degree to the horizontal. With what force is the rollercoaster pulled down the hill? (No friction)
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OpenStudy (anonymous):
gravity is pulling down with acceleration of 9.8
OpenStudy (anonymous):
1620 kg*9.8 * Sin(45)=
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