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Author Question: Two harmonic waves traveling in opposite directions interfere to produce a standing wave described ... (Read 106 times)

nmorano1

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on: Aug 6, 2020

Question 1

Two harmonic waves traveling in opposite directions interfere to produce a standing wave described by y = 4 sin (5x) cos (6t) where x is in m and t is in s. What is the approximate frequency of the interfering waves?

◦
3 Hz

◦
1 Hz

◦
6 Hz

◦
12 Hz

◦
5 Hz


Question 2

Two harmonic waves traveling in opposite directions interfere to produce a standing wave described by y = 2 sin (4x) cos (3t) where x is in m and t is in s. What is the speed (in m/s) of the interfering waves?

◦
0.75

◦
0.25

◦
1.3

◦
12

◦
3.0
Physics for Scientists and Engineers ¦ Serway, Jewett ¦ 9th Edition
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Marked as best answer by nmorano1 on Aug 6, 2020

bhavsar

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Reply #1 on: Aug 6, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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nmorano1

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Reply 2 on: Aug 6, 2020
YES! Correct, THANKS for helping me on my review

zacnyjessica

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Reply 3 on: Yesterday
:D TYSM

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