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Author Question: You ride on an elevator that is moving downward with constant speed while standing on a bathroom ... (Read 88 times)

jeatrice

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on: Jul 29, 2018
You ride on an elevator that is moving downward with constant speed while standing on a bathroom scale. The reading on the scale is
 
  A) equal to your true weight, mg.
  B) more than your true weight, mg.
  C) less than your true weight, mg.
  D) could be more or less than your true weight, mg, depending on the value of the speed.

Question 2

An object 10.0 cm in height is placed 37.0 cm in front of a concave mirror of focal length 18.5 cm. What is the height of the image?
 
  A) -2.5 cm
  B) -5.0 cm
  C) -7.5 cm
  D) -20.0 cm
  E) -10.0 cm


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otokexnaru

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

A

Answer to Question 2

E


jeatrice

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Reply #2 on: Jul 29, 2018
Thank you!


otokexnaru

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Reply #3 on: Jul 29, 2018
Always glad to help...


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