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Ahiker, who weighs 693 n, is strolling through the woods and crosses a small horizontal bridge. the bridge is uniform, weighs 4070 n, and rests on two concrete supports, one on each end. he stops 1/4 of the way along the bridge.
what is the magnitude of the force that a concrete support exerts on the bridge (a) at the near end and (b) at the far end?
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Ahiker, who weighs 693 n, is strolling through the woods and crosses a small horizontal bridge. the...
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