The inner hub of the wheel rests on the horizontal track. If it does not slip at A, determine the speed of the block of weight W_b at time t after the block is released from rest. The wheel has weight W_w and radius of gyration k_G. Neglect the mass of the pulley and cord.

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Given: Wb = 10 lb t=2s Ww. KG = 30 lb = 1.30 ft r¡ = 1 ft ri To = 2 ft DO = 32.2 ft 2 S