A ‘‘seconds pendulum’’ beats seconds; that is, it takes 1 s for half a cycle in 4cm distance. (a) What is the length of a simple ‘‘seconds pendulum’’ at a place where g = 9.8 m/s2 ? (b) Determine its angular frequency? & (c) Calculate its speed at the equilibrium position?

A ‘‘seconds pendulum’’ beats seconds; that is, it takes 1 s for half a cycle in 4cm distance. (a) What is the length of a simple ‘‘seconds pendulum’’ at a place where g = 9.8 m/s2 ? (b) Determine its angular frequency? & (c) Calculate its speed at the equilibrium position?

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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Torque

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Question

A ‘‘seconds pendulum’’ beats seconds; that is, it takes 1 s for half a cycle in 4cm distance.
(a) What is the length of a simple ‘‘seconds pendulum’’ at a place where g = 9.8 m/s2
?

(b) Determine its angular frequency? &
(c) Calculate its speed at the equilibrium position?

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