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Author Question: Define power in terms of both work and energy. What will be an ideal ... (Read 58 times)

mynx

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on: Jul 29, 2018
Define power in terms of both work and energy.
 
  What will be an ideal response?

Question 2

A beam of 1012 neutrons/second is incident on an aluminum foil of thickness 10-4 m. The cross section for absorption is 0.23 bn. What is the reaction rate for neutrons being absorbed?
 
  A)
 
  1.4  1011/s
  B)
 
  1.4  109/s
  C)
 
  1.4  108/s
  D)
 
  1.4  1010/s
  E)
 
  1.4  1012/s


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momolu

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

Power is the rate at which work is done; it is the rate at which energy is transformed.

Answer to Question 2

C


mynx

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

kilada

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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