5. A 10.0 g bullet moving at 750 m/s strikes the hand of Luke Cage, a bullet-proof superhero,causing his hand to retract backward by 5 cm in the direction of the bullet's velocity before stopping. [4 pt] а.Use work and energy considerations to find the average force that stops the bullet. b. Assuming the force is constant, determine how much time elapses between the moment the bullet strikes his hand and the moment it stops moving.

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