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Problem 35.51 After a laser beam passes through two thin parallel slits, the first completely dark fringes occur at $18.0^\circ$ with the original direction of the beam, as viewed on a screen far from the slits. Part A What is the ratio of the distance between the slits to the wavelength of the light illuminating the slits? 1.62 Previous Answers ? Correct Part B What is the smallest positive angle, relative to the original direction of the laser beam, at which the intensity of the light is $\frac{1}{10}$ the maximum intensity? $\theta = 7.05^\circ$ Submit Previous Answers Request Answer X Incorrect; Try Again; 4 attempts remaining <21 of 23 Constants

          Problem 35.51
After a laser beam passes through two thin parallel slits, the
first completely dark fringes occur at $18.0^\circ$ with the original
direction of the beam, as viewed on a screen far from the
slits.
Part A
What is the ratio of the distance between the slits to the wavelength of the light illuminating the slits?
1.62
Previous Answers
? Correct
Part B
What is the smallest positive angle, relative to the original direction of the laser beam, at which the intensity of the light is $\frac{1}{10}$ the maximum intensity?
$\theta = 7.05^\circ$
Submit Previous Answers Request Answer
X Incorrect; Try Again; 4 attempts remaining
<21 of 23
Constants

Problem 35.51
After a laser beam passes through two thin parallel slits, the
first completely dark fringes occur at 18.0^∘ with the original
direction of the beam, as viewed on a screen far from the
slits.
Part A
What is the ratio of the distance between the slits to the wavelength of the light illuminating the slits?
1.62
Previous Answers
? Correct
Part B
What is the smallest positive angle, relative to the original direction of the laser beam, at which the intensity of the light is (1)/(10) the maximum intensity?
θ = 7.05^∘
Submit Previous Answers Request Answer
X Incorrect; Try Again; 4 attempts remaining
<21 of 23
Constants

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