Question

4.A 76 g particle is moving to the left at 29 m/s . How much net work must be done on the particle to cause it to move to the right at 34 m/s ?

10.A 4.50 kg cat leaps from the floor to the top of a 92.0-cm-high table. If the cat pushes against the floor for 0.210 s to accomplish this feat, what was her average power output during the pushoff period?

Answer 1

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Sel 2 2. 2

こ92cm 6 2 out