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Author Question: The height of the ceiling in a typical home, apartment, or dorm room is closest to A) 100 cm. B) ... (Read 407 times)

mp14

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on: Jul 29, 2018
The height of the ceiling in a typical home, apartment, or dorm room is closest to
 
  A) 100 cm.
  B) 200 cm.
  C) 400 cm.
  D) 500 cm.

Question 2

A 10-m plank is being moved by rolling it over two cylindrical logs with a radius of 20 cm, placed 2 m from either end of the plank. As the plank is pushed, the logs roll on the ground without slipping, and they do not slip with respect to the plank.
 
  Through what angle will the logs have rotated when the plank has moved 2 m?


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rnehls

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

B

Answer to Question 2

286


mp14

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Reply 2 on: Jul 29, 2018
Gracias!

sailorcrescent

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Reply 3 on: Yesterday
Excellent

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