Velocity and Its Components
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Velocity and Its Components

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Questions and Answers

What is the relationship between velocity and direction?

A point always moves in a direction that is tangent to its path.

What is velocity and how is it defined?

Velocity is a quantity that designates how fast and in what direction a point is moving. It is defined as the time rate at which the point is moving along its path.

How is the magnitude of velocity calculated?

The magnitude of velocity, or speed, is calculated as the distance moved divided by the time taken.

What is average speed and how is it calculated?

<p>Average speed is the speed of a point during a given time interval. It is calculated by dividing the distance moved by the time taken.</p> Signup and view all the answers

Can the speed of a point vary around its average?

<p>Yes, the speed of a point at any instant may vary considerably around its average speed.</p> Signup and view all the answers

What is the average speed of a train that travels 100 km in 2 hours?

<p>50 km per hour</p> Signup and view all the answers

How is the speed of a point at any instant approximated?

<p>By finding the average speed for a short time interval</p> Signup and view all the answers

Which quantity designates how fast and in what direction a point is moving?

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

What is the relationship between the direction of a point's motion and a circular path?

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

What is the magnitude of velocity?

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

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