2. In lacrosse, a ball is thrown from a net on the end of a stick by rotating the stick and forearm about theelbow. If the angular velocity of the ball about the elbow joint is 30.0 rad/s and the ball is 1.30 m fromthe elbow joint, what is the velocity of the ball?3. A fairground ride spins its occupants inside a flying saucer-shaped container. If the horizontal circularpath the riders follow has an 8.00 m radius, at how many revolutions per minute will the riders besubjected to a centripetal acceleration 1.50 times that due to gravity?

According to guidelines I solve only first question. In first question, given that angular velocity…

2. In lacrosse, a ball is thrown from a net on the end of a stick by rotating the stick and forearm about the elbow. If the angular velocity of the ball about the elbow joint is 30.0 rad/s and the ball is 1.30 m from the elbow joint, what is the velocity of the ball?

2. In lacrosse, a ball is thrown from a net on the end of a stick by rotating the stick and forearm about the elbow. If the angular velocity of the ball about the elbow joint is 30.0 rad/s and the ball is 1.30 m from the elbow joint, what is the velocity of the ball?

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter6: Uniform Circular Motion And Gravitation

Section: Chapter Questions

Problem 6PE: In lacrosse, a ball is thrown from a net on the end of a stick by rotating the stick and forearm...

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Concept explainers

Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.

Question

2. In lacrosse, a ball is thrown from a net on the end of a stick by rotating the stick and forearm about the
elbow. If the angular velocity of the ball about the elbow joint is 30.0 rad/s and the ball is 1.30 m from
the elbow joint, what is the velocity of the ball?
3. A fairground ride spins its occupants inside a flying saucer-shaped container. If the horizontal circular
path the riders follow has an 8.00 m radius, at how many revolutions per minute will the riders be
subjected to a centripetal acceleration 1.50 times that due to gravity?

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