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Front

What is tangential velocity?

Back

Tangential velocity is the linear speed of an object moving along a circular path, measured at any point along the path. It is directed tangent to the circle at that point.

Front

What is centripetal acceleration?

Back

Centripetal acceleration is the acceleration directed towards the center of a circular path that keeps an object moving in that path. It is calculated as the square of the tangential velocity divided by the radius of the circle.

Front

What is the formula for centripetal acceleration?

Back

The formula for centripetal acceleration (a_c) is a_c = v^2 / r, where v is the tangential velocity and r is the radius of the circular path.

Front

What does the radius represent in circular motion?

Back

The radius is the distance from the center of the circular path to any point on the path. It is a key factor in determining the centripetal acceleration and the relationship between tangential velocity and acceleration.

Front

How does tangential velocity change with radius?

Back

For a constant centripetal acceleration, if the radius increases, the tangential velocity must also increase to maintain the same acceleration.

Front

What is the relationship between tangential velocity and frequency in circular motion?

Back

Tangential velocity (v) is related to the frequency (f) of rotation by the formula v = 2πrf, where r is the radius of the circular path.

Front

What is the difference between tangential velocity and centripetal velocity?

Back

Tangential velocity refers to the speed of an object moving along the circular path, while centripetal velocity is not a standard term; it may refer to the velocity directed towards the center of the circle, which is related to centripetal acceleration.

Front

What is uniform circular motion?

Back

Uniform circular motion is the motion of an object traveling at a constant speed along a circular path. The direction of the velocity changes, but its magnitude remains constant.

Front

What is the role of centripetal force in circular motion?

Back

Centripetal force is the net force acting on an object moving in a circular path, directed towards the center of the circle. It is necessary for maintaining circular motion.

Front

What are some examples of centripetal force?

Back

Examples of centripetal force include gravitational force acting on planets in orbit, tension in a string for a swinging object, and frictional force for a car turning on a road.