x Wiley LUS C Physics question I Chegg x Secure h edugen wileyplus.co m/edugen/s

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x Wiley LUS C Physics question I Chegg x Secure h edugen wileyplus.co m/edugen/student/ E Apps HP Connected Watch NHL Live Stre Al watch NBA Live Strea D X 2017-b R 2015-Bianchi, order Wiley PLUS: Wiley PLUS Cutnell, Physics, 10e GENERAL PHYSICS Home Read, Study & Practice Gradebook ORION ment Assignment open Assignment ruLL SCREEN PRINTER VERSION .BACK NEXT ASSIGNMENT RESOURCES Chapter 12, Problem 021 HW14 PHYS2001 Stuver Chapter 11 Problem 040 A simple pendulum consists of a ball connected to one end of a thin brass wire. The period of the pendulum is 1.81 s. The temperature rises by 144 Co, and enll problem 043 the length of the wire increases. Determine the change in the period of the heated pendulum. Number Units Focus on Concepts Question the tolerance is +/-2% 04 Cha er 12 Problem 002 Chapter 12 Problem 019 Chapter 12, Problem 02 Question Attempts: Unlimited SAVE FOR LATER SUBMIT ANSWER Review Score Review Results by Study Copyright O 2000-2017 by John Wiley & Sons, Inc. or related companies. All rights reserved https://edugen wileyplus com/edugen/shared/assignment/test/aglist,unifN100D6 Type here to search 4/26/2017

Explanation / Answer

to = 2pi(Lo/g)^0.5

1.81 = 2*3.14*(Lo/9.8)^0.5

Lo = 0.814 m

L = Lo(1 +alpha*DT)

L = 0.814(1+(19*10^-6*144))

L = 0.81623 m

t = 2pi(L/g)^0.5

t =2*3.14*(0.81623/9.8)^0.5

t = 1.8124 s

change in time period = 1.8124 - 1.81

= 0.0024 s

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