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Author Question: A person applies a constant force on an object of mass 20 kg that causes the object to move ... (Read 120 times)

jace

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on: Jul 29, 2018
A person applies a constant force on an object of mass 20 kg that causes the object to move horizontally at a constant speed of 0.20 m/s through a distance of 0.80 m. What is the work done on the object?
 
  A)
 
  160 J
  B)
 
  10 J
  C)
 
  16 J
  D)
 
  0 J
  E)
 
  Cannot be determined without knowing the magnitude of the applied force.

Question 2

How many significant figures are in 0.0067?
 
  A)
 
  1
 
  B)
 
  2
 
  C)
 
  3
 
  D)
 
  4
 
  E)
 
  5


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jjorrostieta

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

D

Answer to Question 2

B


jace

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

bitingbit

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Reply 3 on: Yesterday
Excellent

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