What kinds of forces keep a roller coaster held

Reference no: EM13550340

A string's tension force supplies the centripetal force needed to keep a yo-yo whirling in a circle.

(a) What force supplies the centripetal force keeping a satellite in uniform circular motion around the Earth?

(b) What kinds of forces keep a roller coaster held to a looping track?

Reference no: EM13550340

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