Physics, asked by nalbedwawi05, 7 months ago

If a pendulum currently is 15.0 cm, by how much would you need to change the length to make the period lessen by 0.0400 s?

Answers

Answered by King412
31

Answer:

A heavy car A of mass 2000 kg travelling at 30 m/s has a head-on collision with a sport car B of mass 1000 kg. If both cars stop dead on colliding, then what was the velocity of car B?

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