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53%D Mon 10:34 PM a O E Safari File Edit View History Bookmarks Window Help heexpertta.com /Common/TakeTutorialAssignment.aspx Class Management Help Homework 9 Begin Date: 4/14/2017 12:00:00 AM Due Date: 4/24/2017 11:59:00 PM End Date: 4/24/2017 11:59:00 PM 460 nm blue light being trasmitted through a diffraction grating is at an angle of 29 Randomized Variables 460 nm 29 Assignment Status Click here for 4 How many lines per centimeter are there on this diffraction grating? detailed view Grade Summary Deductions Potential 100% Problem Status sino cos() tan0 I 7 8 9 Submissions 1 Completed Attempts remaining: S cotano asino acoso 4 5 6 2 Completed (49 per attempt) detailed view acotano sinho Completed 1 2 3 atan0 4 Partial cosh00 tanho cotanho 5 Completed Degrees Radians give up! Hint Hints: .0 deduction per hint. Hints remaining 3. Feedback: deduction per feedback. 9 Completed 10 Completed 11 Completed 12 Completed All content o 2017 Expert TA LLC 14 15

Explanation / Answer

we know that:

m*lambda = d*sin theta

using the given values:

d = m*lambda/sin theta

d = 1*460*10^-9/sin 29 deg = 9.48*10^-5 cm

Now lines per centimeter on diffraction grating will be

N = 1/d

N = 1/(9.48*10^-5 cm) = 10548.52 /cm

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