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Please solve this question in details. (I've already tried 11.47, 78.53 but it's not true Determine the greatest angle 0 (in degrees) so that the

Please solve this question in details. (I've already tried 11.47, 78.53 but it's not true

Determine the greatest angle 0 (in degrees) so that the ladder does not slip when it supports the man with the mass of "m" in the position shown. The coefficient of static friction at A and B is us. Ignore the weight of the ladder. Use m = 78 kg, us = 0.33, a = 2.5m, b = 0.25m, and g = 9.81 m/s2. C b O G O a O a o O 70 O O O A B yo

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