the Figure Shows the Free-Body Diagram for the Block

question 5

Multiple Choice

. The figure shows the free-body diagram for the block. represents the normal force on the block; and represents the force of kinetic friction.
-If the coefficient of kinetic friction, , between the block and the surface is 0.30 and the magnitude of the frictional force is 80.0 N, what is the weight of the block?

• A)1.6 N
• B)4.0 N
• C)160 N
• D)270 N
• E)410 N

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Blood Samples

Biological specimens of blood taken for testing, analysis, or transfusion purposes.

Standard Deviation

A statistic that quantifies the dispersion of a dataset relative to its mean and is calculated as the square root of the variance.

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