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Q: What force acts in a rollercoaster ride?
  • A. Centrifugal
  • B. Centripetal
  • C. Gravitational
  • D. Normal
Correct Answer: Option B - When an object moves in a circle which is roller coaster when it travels through a loop, the moving object is forced toward the centre of rotation. Its push toward the centre by centripetal force that keeps an object moving along curved path.
B. When an object moves in a circle which is roller coaster when it travels through a loop, the moving object is forced toward the centre of rotation. Its push toward the centre by centripetal force that keeps an object moving along curved path.

Explanations:

When an object moves in a circle which is roller coaster when it travels through a loop, the moving object is forced toward the centre of rotation. Its push toward the centre by centripetal force that keeps an object moving along curved path.