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Author Question: Which of the following describes an object that is accelerated? A) A car slowing down while ... (Read 39 times)

stock

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on: Jul 29, 2018
Which of the following describes an object that is accelerated?
 
  A) A car slowing down while moving along a straight line
  B) A car rounding a curve at a steady 80 km/hr
  C) Both of the above.
  D) A car moving up a straight hill a hill whose slope is unchanging at a steady 80 km/hr, when the car is midway up the hill
  E) All of the above.

Question 2

The spherical side mirror on a car is convex and has a radius of curvature of 25 cm. Another car is following, 20 m behind the mirror. If the height of the car is 1.6 m, how tall is its image?
 
  A) 5.0 cm
  B) 2.0 cm
  C) 4.0 cm
  D) 3.0 cm
  E) 0.99 cm


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Amiracle

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

C

Answer to Question 2

E


stock

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Reply 2 on: Jul 29, 2018
Gracias!

scottmt

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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