Physics, 16.11.2019 04:31, Bra1nPowers

Alex is asked to move two boxes of books in contact with each other and resting on a frictionless floor. he decides to move them at the same time by pushing on box a with a horizontal pushing force f p = 7.7 n. here box a has a mass ma = 12.1 kg and box b has a mass mb = 7.0 kg. the contact force between the two boxes is f c and n denotes the normal force.

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Alex is asked to move two boxes of books in contact with each other and resting on a frictionless fl...