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Author Question: Two narrow slits are 0.025 mm apart. When a laser shines on them, bright fringes form on a screen ... (Read 510 times)

magmichele12

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on: Jul 28, 2018
Two narrow slits are 0.025 mm apart. When a laser shines on them, bright fringes form on a screen that is a meter away. These fringes are 1.3 cm apart. What is the separation between the m = 2 bright fringe and the central fringe?
 a. 2.6 cm
  c. 8.6 cm
  b. 5.3 cm
  d. 6.0 cm

Question 2

A Young's double slit has a slit separation of 2.50  10-5 m on which a monochromatic light beam is directed. The resultant bright fringes on a screen 1.00 m from the double slit are separated by 2.30  10-2 m. What is the wavelength of this beam? (1 nm = 10-9 m)
 a. 575 nm
  c. 373 nm
  b. 454 nm
  d. 667 nm


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kaylee05

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Reply #1 on: Jul 28, 2018
Answer to Question 1

A

Answer to Question 2

A


magmichele12

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Reply 2 on: Jul 28, 2018
Wow, this really help

sarah_brady415

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Reply 3 on: Yesterday
Excellent

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