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The platform assembly has a weight of 250 lb that may be placed at its center of gravity, G; for analysis purposes. If it is

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The platform assembly has a weight of 250 lb that may be placed at its center of gravity, G; for analysis purposes. If it is intended to support a maximum load of 400 lb placed at 62, determine the smallest counter weight Wthat should be placed at B in order to prevent the platform from tipping over. The reactions at C and D are upwards

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