A simple pendulum is made of a 50 cm- string and a bob of mass m. At t 0, the pendulum is at its equilibrium position and is given an initial velocity v = 0.2 m/s. The maximum angular speed, O'max, is:

A simple pendulum is made of a 50 cm- string and a bob of mass m. At t 0, the pendulum is at its equilibrium position and is given an initial velocity v = 0.2 m/s. The maximum angular speed, O'max, is:

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter16: Oscillations

Section: Chapter Questions

Problem 38PQ

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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

A simple pendulum is made of a 50 cm-
string and a bob of mass m. At t = 0, the
pendulum is at its equilibrium position and is
given an initial velocity v = 0.2 m/s. The
maximum angular speed, e'max, is:

A simple pendulum consists of a 0.8-kg bob
connected to a massless inextensible cord
with a length L = 1.1 m. The bob is set into
motion and its angular displacement is
given by 0(t) = 0.11cos(wt), where e is in
radians and t is in seconds. Take g = 9.8
m/s^2, determine the mechanical energy of
this pendulum.

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