Understanding Centripetal Force
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Questions and Answers

Which force is responsible for causing a car to move around a curved track?

  • Frictional force
  • Centripetal force (correct)
  • Centrifugal force
  • Tension force

What is the term used to describe the force that keeps an object moving in a circular path?

  • Frictional force
  • Tension force
  • Centripetal force (correct)
  • Gravitational force

In a rotating amusement park ride, what force pushes the riders away from the center of the ride?

  • Tension force
  • Gravitational force
  • Centrifugal force (correct)
  • Centripetal force

What happens to the centripetal force when the speed of an object in circular motion is doubled?

<p>It quadruples in strength (A)</p> Signup and view all the answers

What type of force is needed to keep a satellite in orbit around the Earth?

<p>Gravitational force (C)</p> Signup and view all the answers

What happens to the centripetal force if the radius of circular motion is halved?

<p>It becomes four times as strong (B)</p> Signup and view all the answers

When a car goes around a curve on a flat road, what provides the necessary centripetal force?

<p>Friction between the tires and the road (C)</p> Signup and view all the answers

In which direction does the centripetal force act on an object moving in a horizontal circle?

<p>Toward the center of the circle (A)</p> Signup and view all the answers

What causes a bucket of water to swing around in a vertical circle without spilling?

<p>Centripetal force provided by tension in the rope (A)</p> Signup and view all the answers

What is required for an object to move in a circular path with constant speed?

<p>An external force acting perpendicular to the direction of motion (A)</p> Signup and view all the answers

Study Notes

Centripetal force

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Learn about the concept of centripetal force which is the force that acts on a body moving in a circular path and is directed toward the center around which the body is moving.

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