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Author Question: A single slit forms a diffraction pattern, with the first minimum at an angle of 40.0 from central ... (Read 36 times)

Shelles

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on: Jul 29, 2018
A single slit forms a diffraction pattern, with the first minimum at an angle of 40.0 from central maximum, using monochromatic light of 490-nm wavelength. What is the width of the slit?
 
  A) 762 nm B) 700 nm C) 637 nm D) 668 nm E) 731 nm

Question 2

The focal length of a camera lens is 40 mm and its aperture diameter is 10 mm. What is the f-number of this lens?
 
  A) 0.40 B) 5.6 C) 2.0 D) 4.0 E) 0.25
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rosiehomeworddo

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Reply #1 on: Jul 29, 2018
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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Shelles

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Reply 2 on: Jul 29, 2018
:D TYSM

6ana001

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Reply 3 on: Yesterday
Wow, this really help

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