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Author Question: A helium-neon laser ( = 632.8 nm) is used to calibrate a diffraction grating. If the first-order ... (Read 66 times)

V@ndy87

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on: Aug 10, 2020

Question 1

A binary star system in the constellation Orion has an angular separation between the two stars of 1.2 × 10−5 radians. If λ = 5 × 10−7 m, what is the smallest aperture (diameter) telescope that may be used to resolve the two stars?

◦
10 cm

◦
5 cm

◦
50 cm

◦
1 m

◦
4 cm


Question 2

A helium-neon laser (λ = 632.8 nm) is used to calibrate a diffraction grating. If the first-order maximum occurs at 20.5°, what is the line spacing, d?

◦
1.81 × 10−6 m

◦
1.00 × 10−5 m

◦
1.00 × 10−4 m

◦
1.31 × 10−6 m

◦
6.76 × 10−7 m
Physics for Scientists and Engineers ¦ Serway, Jewett ¦ 9th Edition
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Marked as best answer by V@ndy87 on Aug 10, 2020

tanna.moeller

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Reply #1 on: Aug 10, 2020
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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V@ndy87

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Reply 2 on: Aug 10, 2020
YES! Correct, THANKS for helping me on my review

Viet Thy

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Reply 3 on: Yesterday
Excellent

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