Investigations in Physics
Investigations in Physics PHY 170
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This 2 page Class Notes was uploaded by Quinn Larkin on Saturday September 19, 2015. The Class Notes belongs to PHY 170 at Michigan State University taught by Staff in Fall. Since its upload, it has received 47 views. For similar materials see /class/207641/phy-170-michigan-state-university in Physics 2 at Michigan State University.
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Date Created: 09/19/15
Investigation 12 Study of Vibrating Strings Page 1 Name Answer Key Section 1142013 Lab Partner TA Lab Station Yintercept O210 Slope 0491 Rewrite equation 12 2 below with the proper numerical values for the constants demo O HCH gt10 T 1 Siv ftzla A 3 C PAGE 2 QUESTIONS FOR THE VIBRATING STRING What effect does the length of the string have on the wavelength of the vibrations As you change the length of the string what happens to the standing wave 1 pt lengelln aloe ho l er Th waveleny i kl on l7 443 quotJ E SQf dues it The snnolm39 conLuca Lofll ncrf appealquot unless N b We leptng of line Slrmj equals an liq352 Hamlau of loo lemyIks when 4 leaf lengi k 539 2 What effect does increasing the tension of the string have on wavelength if there is a xed frequency for the vibrator This is the situation you examined in lab 05 pt We Slender 73quot aha 39ng39 4 lab T mar eases 44mm Increases Note Increasing the tension in a string increases the velocity of its waves State the formula that relates the wavelength frequency and velocity of propagation of the waves on the string If the velocity of a wave goes up one of three things can happen to the frequency and wavelength of the waves Assume that the values for the frequency and wavelength cannot go down if the velocity is increasing What are the three cases Using one set of values from your data table for computed wavelength and frequency calculate the velocity of propagation of the waves on your string 15 pt U ljgt Causal Balk 4 anal are increasing 1192st J 3 con5394ctn l 3 quotmgre ay 0533 A ISquot camsvl rm i 4 IS In d as in g For an V QIOCA Calcala l oln an Value Jimquot A ASSume Ha i 4 O Him 13
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