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In the diagram, a force of 20 newtons is applied to a block. The block is in dynamic equilibrium. What is the magnitude and direction of the frictional force
A. 20 newtons in the direction of the applied force
B .20 newtons opposite to the direction of the applied force
C. 20 newtons perpendicular to the direction of the applied force
D. 20 newtons in two directions, perpendicular and in the direction of the applied force
E. No friction is acting on the block.

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HomertheGenius
Dynamic equilibrium is a state in which the net external force and torque on a system moving with constant velocity is zero.
A force of 20 N is applied to a block.
The magnitude and direction of the frictional force is:
B ) 20 Newtons opposite the direction of the applied force.
rileycoots48

Answer:

20 newtons opposite to the direction of the applied force

Explanation:

I got a 100% on my test

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