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Author Question: An object moves 100 m along a frictionless table at a constant speed. The object weighs 50 N. The ... (Read 117 times)

deesands

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on: Jul 28, 2018
An object moves 100 m along a frictionless table at a constant speed. The object weighs 50 N. The work done on the object by the gravitational force is
 
  a. 0 J.
  b. 2 J.
  c. 50 J.
  d. 100 J.
  e. 5000 J.

Question 2

New incandescent bulbs are more efficient than older types of incandescent bulbs.
 
  What will be an ideal response?


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ilianabrrr

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

A

Answer to Question 2

Incandescent bulbs represent old technology; the efficiency has not changed
greatly recently.


deesands

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Reply 2 on: Jul 28, 2018
Gracias!

scottmt

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Reply 3 on: Yesterday
Wow, this really help

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