a) Determine the speed the pendulum reaches at its lowest point (assume no air resistance or friction is present). b) If the pendulum reaches its lowest point with a speed of 0.75 m/s, how much work was done by non-conservative forces from released to the lowest

a) Determine the speed the pendulum reaches at its lowest point (assume no air resistance or friction is present). b) If the pendulum reaches its lowest point with a speed of 0.75 m/s, how much work was done by non-conservative forces from released to the lowest

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Concept explainers

Density of Solids

The density of a substance refers to how much matter is present in a given amount of space. It is expressed as the ratio of the mass of the substance to its volume.

Question

Part b Please

Problem #1: A simple pendulum is constructed with a 50-g mass and a string of length 1-m and released from an initial angle of 30 degrees.
30°
(a) Determine the speed the pendulum reaches at its lowest point (assume no air resistance or friction is present).
(b) If the pendulum reaches its lowest point with a speed of 0.75 m/s, how much work was done by non-conservative forces from released to the lowest
point?
-1m

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