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A 98.0 kg hockey player skating at 2.12 m/s 32° S of W is body checked by an 87.0 kg opponent who is skating at 1.40 m/s 42° N of E. They collide inelastically and stick together. 1. What is the...

A 9.10 kg particle is subject to a net force that varies with position as shown in the figure. The particle starts moving at x = 0, very nearly from rest.   http://www.webassign.net/pse/p7-17...

Two packing crates of masses m1 = 10.0 kg and m2 = 6.50 kg are connected by a light string that passes over a frictionless pulley as in Figure P4.26. The 6.50 kg crate lies on a smooth incline of...

A 4.60 kg particle moves along the x axis. Its position varies with time according to x = t + 1.8t3, where x is in meters and t is in seconds (a) Find the kinetic energy at any time t...

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