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Author Question: In Young's two-slit experiment, the distance between the slits and the screen is 1.1 m and the ... (Read 40 times)

notis

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on: Jul 29, 2018
In Young's two-slit experiment, the distance between the slits and the screen is 1.1 m and the distance between the slits is 0.040 mm.
 
  If the second order bright fringe is measured to be 4.2 cm from the centerline, what is the distance between the adjacent fringes?
  A) 6.3 cm
  B) 3.1 cm
  C) 1.3 cm
  D) 2.1 cm
  E) 4.2 cm

Question 2

In a 1-g gravitational field, 1 second after turning on a flashlight its beam will curve beneath a perfectly straight line by
 
  A) less than 4.9 m.
  B) 4.9 m.
  C) more than 4.9 m.


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Swizqar

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Reply #1 on: Jul 29, 2018
Answer to Question 1

D

Answer to Question 2

Answer: B


notis

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Reply #2 on: Jul 29, 2018
Thanks


Swizqar

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Reply #3 on: Jul 29, 2018
Welcome :)


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