Part 1 Visible light of frequency f = 5 x 10¹4 Hz is beamed directly at a metal reflector. Light is traveling in oil, where its speed is 1.5 × 108 m/s. a) Calculate the wavelength A of the visible light. A = 3x10^(-7) m Consider λ = 6 x 10-7 m. The spacing Ax between successive antinodes in the resulting standing-wave pattern is given by: b) c) 6 x 10-7 2 Ax= Calculate Δ.π. 3x10^(-7) m 6 x 10-7 3 6 × 10-7 4
Part 1 Visible light of frequency f = 5 x 10¹4 Hz is beamed directly at a metal reflector. Light is traveling in oil, where its speed is 1.5 × 108 m/s. a) Calculate the wavelength A of the visible light. A = 3x10^(-7) m Consider λ = 6 x 10-7 m. The spacing Ax between successive antinodes in the resulting standing-wave pattern is given by: b) c) 6 x 10-7 2 Ax= Calculate Δ.π. 3x10^(-7) m 6 x 10-7 3 6 × 10-7 4
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Transcribed Image Text:Problem 2
This problem is composed of two independent parts.
For all parts of this problem, fill in the empty boxes with your answer (YOUR ANSWER MUST BE ONLY
A NUMBER; DO NOT WRITE UNITS; DO NOT WRITE LETTERS).
Please check and confirm these answers in Part 1 and Part 2
Part 1
Visible light of frequency f = 5 x 10¹4 Hz is beamed directly at a metal reflector. Light is traveling in oil,
where its speed is 1.5 × 108 m/s.
a)
Calculate the wavelength of the visible light.
A =
3x10^(-7) m
Consider λ = 6 x 10-7 m. The spacing Ax between successive antinodes in the resulting
standing-wave pattern is given by:
b)
6 × 10-7
2
c)
Δι' = 3x10^(-7) m
Calculate Ar.
E₁ =
200
Part 2
A standing wave is given by E= 400 sin( 7.14 x) cos( 11.42 t). Two waves E₁ and E2 can be
superimposed to generate this standing wave.
6 x 10-7
3
Determine the wave E₁ as per the below:
sin 7.14
t)
11.42
Determine the wave E2 as per the below:
sin 7.14
x + 11.42 t)
m
6 x 10-7
4
b)
E2 = 200
c)
The wavelength of this wave is 0.87 m. For a > 0, what is the location of the antinode
having the smallest value of a?
x = 0.2175
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