2. The mathematical representation of a standing wave is... y = (0.5m)sin(3πt)sin(2πx) , with x in meters and t in seconds. What is the x-coordinate of the antinode closest to the origin (x > 0)? a. 0.125 m b. 0.167 m c. 0.250 m d. 0.333 m
2. The mathematical representation of a standing wave is... y = (0.5m)sin(3πt)sin(2πx) , with x in meters and t in seconds. What is the x-coordinate of the antinode closest to the origin (x > 0)? a. 0.125 m b. 0.167 m c. 0.250 m d. 0.333 m
Physics for Scientists and Engineers, Technology Update (No access codes included)
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Chapter18: Superposition And Standing Waves
Section: Chapter Questions
Problem 18.25P: A certain vibrating string on a piano has a length of 74.0 cm and forms a standing wave having two...
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2. The mathematical representation of a standing wave is... y = (0.5m)sin(3πt)sin(2πx) , with x in meters and t in seconds. What is the x-coordinate of the antinode closest to the origin (x > 0)?
a. |
0.125 m |
|
b. |
0.167 m |
|
c. |
0.250 m |
|
d. |
0.333 m |
Expert Solution
Step 1
HINT:)
for a standing wave of the form
y=A*sin(kx)cos(wt) (w:ohmega)
antinode occurs when
i.e ....
where
so closest antinode would be
kx=
or x=
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