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Author Question: Ten seconds after starting from rest, a freely-falling baseball will have a speed of about A) 10 ... (Read 83 times)

Mr. Wonderful

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on: Jul 29, 2018
Ten seconds after starting from rest, a freely-falling baseball will have a speed of about
 
  A) 10 m/s.
  B) 50 m/s.
  C) 100 m/s.
  D) 500 m/s.
  E) more than 500 m/s.

Question 2

450 nm of light falls on a single slit of width 0.30 mm. What is the angular width of the central diffraction peak?
 
  A) 0.086
  B) 0.13
  C) 0.17
  D) 0.26
  E) 0.35


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yeungji

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

Answer: C

Answer to Question 2

C


Mr. Wonderful

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Reply 2 on: Jul 29, 2018
Wow, this really help

mammy1697

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Reply 3 on: Yesterday
Gracias!

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