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Author Question: Which is the correct expression for the force of static friction, where n is the normal force? a. ... (Read 28 times)

Coya19@aol.com

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on: Jul 28, 2018
Which is the correct expression for the force of static friction, where n is the normal force?
 a. fs < sn
  b. fs  sn
  c. fs > sn
  d. fs  sn

Question 2

A sled is on a horizontal surface and a rope with tension T is pulling on it at an angle  above the horizontal. The sled had mass M and does not move due to the frictional force. In this case the coefficient of friction is s. In terms of the variables given and g, what is the magnitude of the frictional force in this case?
 a. sMg b. Tcos
  c. Tsin d. sMgcos


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scikid

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

b

Answer to Question 2

b


Coya19@aol.com

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  • Posts: 601
Reply 2 on: Jul 28, 2018
:D TYSM

xiazhe

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Reply 3 on: Yesterday
Gracias!

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