How fast does it move after the bullet emerges

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Q. David is driving a steady 24.0 when he passes Tina, who is sitting in her car at rest. Tina begins to accelerate at a steady 2.70 at the instant when David passes. How far does Tina drive before passing David?

What is her speed as she passes him?

Q. A 13 g bullet traveling 229 m/s penetrates a 2.0 kg block of wood and emerges going 169 m/s. If the block is stationary on a frictionless surface when hit, how fast does it move after the bullet emerges?

Reference no: EM1364353

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