Forces in 2D Video Lessons

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Problem: There are four body diagrams, and rank them according to the magnitude of the net force. From smallest to largest.

FREE Expert Solution

1. 

A = -3 i + 4j

B = 2j

C = 2i + j

D = -5j

A + B + C + D = (-3i + 2i) + (4j + j - 5j) = -i 

|A + B + C + D| = 1

The magnitude of the net force on 1 is 1

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Problem Details

There are four body diagrams, and rank them according to the magnitude of the net force. From smallest to largest.


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