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Physics, 01.12.2020 14:00 summerjoiner

11. A block weighting 20N is on a ramp inclined at 30 degrees to the horizontal. A 5N force of friction, Ff, acts on the block as it is pulled up the ramp at constant velocity with force F, which is parallel to the ramp, as shown in the diagram below. What is the magnitude of force F?

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11. A block weighting 20N is on a ramp inclined at 30 degrees to the horizontal. A 5N force of frict...

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