Physics: Circular Motion and Centripetal Force
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Physics: Circular Motion and Centripetal Force

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Questions and Answers

Centripetal force is always directed away from the center of the circle.

False

The period of an object in circular motion is the time it takes to complete one full cycle.

True

The minimum speed for circular motion is independent of the radius of the circle.

False

Angular acceleration is the rate of change of angular displacement.

<p>False</p> Signup and view all the answers

A conical pendulum is a mass attached to a fixed point that swings in a straight line.

<p>False</p> Signup and view all the answers

Banking the outer edge of a road increases gravity's pull on passing vehicles.

<p>False</p> Signup and view all the answers

The period of a pendulum depends on its length and the force applied to it.

<p>False</p> Signup and view all the answers

Moment of inertia measures how easily an object can change its linear motion.

<p>False</p> Signup and view all the answers

Angular momentum is equal to the product of moment of inertia and angular acceleration.

<p>False</p> Signup and view all the answers

Conservation of energy states that the total energy of a closed system remains constant over time.

<p>True</p> Signup and view all the answers

The normal force acting on an object has two components: one perpendicular and one parallel to the surface.

<p>True</p> Signup and view all the answers

The moment of inertia of an object about an axis parallel to its center of mass is always less than the moment of inertia about its center of mass.

<p>False</p> Signup and view all the answers

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