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Author Question: After light from a source passes through two slits, a first-order bright spot is seen on the wall at ... (Read 82 times)

tsand2

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on: Jul 28, 2018
After light from a source passes through two slits, a first-order bright spot is seen on the wall at point P. Which distance is equal to the wavelength of the light?
 
   
  a.
  the extra distance one beam must travel
   
  b.
  the distance between beams as they leave the slit
   
  c.
  the distance of point P from the central point of the interference pattern
   
  d.
  the distance between slits

Question 2

A particle moving with a constant acceleration has a velocity of 20 cm/s when its position is x = 10 cm. Its position 7.0 s later is x = 30 cm. What is the acceleration of the particle?
 a. 7.3 cm/s2
  b. 8.9 cm/s2
  c. 11 cm/s2
  d. 15 cm/s2
  e. 13 cm/s2


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choc0chan

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

a

Answer to Question 2

a


tsand2

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Reply 2 on: Jul 28, 2018
Excellent

bblaney

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Reply 3 on: Yesterday
Wow, this really help

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