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Author Question: The theory of matter waves was first developed by a) Heisenberg b) Einstein c) Schrdinger d) de ... (Read 77 times)

Medesa

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on: Jul 28, 2018
The theory of matter waves was first developed by
  a) Heisenberg
  b) Einstein
  c) Schrdinger
  d) de Broglie

Question 2

A 2.4-kg ball falling vertically hits the floor with a speed of 2.5 m/s and rebounds with a speed of 1.5 m/s. What is the magnitude of the impulse exerted on the ball by the floor?
 a. 9.6 N s
  b. 2.4 N s
  c. 6.4 N s
  d. 1.6 N s
  e. 1.0 N s


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tjayeee

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

c

Answer to Question 2

a


Medesa

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Reply #2 on: Jul 28, 2018
Thanks


tjayeee

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Reply #3 on: Jul 28, 2018
Welcome :)


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