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Author Question: A laser beam passes through a thin slit. When the pattern is viewed on a screen 1.25 m past the ... (Read 125 times)

Jipu 123

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on: Jul 29, 2018
A laser beam passes through a thin slit.
 
  When the pattern is viewed on a screen 1.25 m past the slit, you observe that the fifth-order dark fringes occur at 2.41 cm from the central bright fringe. The entire experiment is now performed within a liquid, and you observe that each of the fifth-order dark fringes is 0.790 cm closer to the central fringe than it was in air. What is the index of refraction of this liquid?
  A) 1.33 B) 3.05 C) 1.62 D) 1.40 E) 1.49

Question 2

The primary of an ideal transformer has 100 turns and its secondary has 200 turns. If the input voltage to the primary is 100 V, we can expect the output voltage of the secondary to be
 
  A) 50 V.
  B) 100 V.
  C) 200 V.
  D) none of the given answers.
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leahchrapun

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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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Jipu 123

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Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)

FergA

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Reply 3 on: Yesterday
Excellent

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