Answer
$86.9cm $
Work Step by Step
We know that
$\theta=sin^{-1}(\frac{\lambda}{d})$
$\theta=sin^{-1}(\frac{632.8\times 10^{-9}m}{0.0220\times 10^{-3}m})=1.6482$
Now $ L=\frac{0.025}{tan(1.6482)}$
$ L=0.869m=86.9cm $
Physics Technology Update (4th Edition)
by Walker, James S.
Published by
Pearson
ISBN 10:
0-32190-308-0
ISBN 13:
978-0-32190-308-2
Chapter 28 - Physical Optics: Interference and Diffraction - Problems and Conceptual Exercises - Page 1005: 25
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.
