The uniform rod AB has a weight of 15 lb and the spring is unstretched when ?=
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The uniform rod AB has a weight of 15 lb and the spring is unstretched when ?= 0o. If ? = 30o, determine the stiffness k of the spring.
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6 ft- 3 ft
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Geometry From triangle CDB the cosine law gives Using t...View the full answer
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