Homework Help: Physics

Posted by Leslie on Sunday, September 25, 2011 at 4:05pm.

A spectrometer uses a grating with
11600 lines/cm.
Find the angle at which red light, 632.3 nm, has the first-order bright band.
Answer in units of degrees.

Physics - bobpursley, Sunday, September 25, 2011 at 4:42pm
Isn't there a formula for this?
Physics - Lezerly, Monday, September 26, 2011 at 9:36am
Yes there is a formula for it. Don't you think that I would use it if i had it?
I used it. It didnt work. Thats why I'm here. Any more retarded questions?

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