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Author Question: Two forces are applied to a doorknob, perpendicular to the door. The first force is twice as large ... (Read 72 times)

Beheh

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on: Jul 29, 2018
Two forces are applied to a doorknob, perpendicular to the door. The first force is twice as large as the second force. The ratio of the torque of the first to the torque of the second is
 
  A) 1/4.
  B) 1/2.
  C) 2.
  D) 4.
  E) 8.

Question 2

A 120-kg mass rests on a horizontal surface. What is the magnitude of the normal force exerted by the surface on the mass?
 
  What will be an ideal response?


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Jsherida

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

C

Answer to Question 2

1180 N


Beheh

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Reply 2 on: Jul 29, 2018
Excellent

yeungji

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Reply 3 on: Yesterday
:D TYSM

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