Recent content by febreze

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    Bullet fired in a pendulum. Calculate the initial speed of the bullet.

    I've been trying to figure this out for a while and it's due tomorrow...any help would be greatly appreciated. A .005 kg bullet is fired into a 4.0 kg pendulum bob initially at rest and becomes embedded in it. If the pendulum rises a vertical distance of 5.0 cm, calculate the initial speed of...
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    Motion and Average Acceleration -Help-

    I've been killing myself over this problem because I cannot figure it out. Can someone please help me? A tennis ball with a velocity of 40.0 m/s to the right is thrown perpendicularly at a wall. After striking the wall, the ball rebounds in the opposite direction with a velocity of -8 m/s...
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