stem and calculate the acceleration of each body and the cable tension T upon release a) us =0.25, uk =0.20, and b) Hs = 0.15, Hk = 0.10. iction of the pulley A Ha H 60 kg 30 20 kg

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Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”