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Author Question: A 2.0-kg object is lifted vertically through 3.00 m by a 150-N force. How much work is done on the ... (Read 78 times)

jparksx

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on: Jul 29, 2018
A 2.0-kg object is lifted vertically through 3.00 m by a 150-N force. How much work is done on the object by gravity during this process?
 
  What will be an ideal response?

Question 2

Elizabeth lifts a 10 N book from the floor to the table, a height of 2 m. How much work does Elizabeth do?
 
  A) 20 watts
  B) 5 joules
  C) 20 joules
  D) Elizabeth does zero work
  E) 5 watts


Perkypinki

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

-59 J

Answer to Question 2

C


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