Recent content by mdwjun

  1. M

    Calc Kinetic Energy Lost in 8g Rubber Bullet Collision w/ 2.5kg Pendulum Bob

    1. An 8 g rubber bullet was fired into a 2.5 kg pendulum bob, initially at rest, and becomes embedded in it. The pendulum rises a vertical distance of 6.0 cm.Calculate the initial speed and how much kinetic energy is lost in this collision? 2. An 8 g rubber bullet was fired into a 2.5 kg...
  2. M

    Inelastic and elastic collision problems

    -sigh- help
  3. M

    Inelastic and elastic collision problems

    1. An 8 g rubber bullet was fired into a 2.5 kg pendulum bob, initially at rest, and becomes embedded in it. The pendulum rises a vertical distance of 6.0 cm.Calculate the initial speed and how much kinetic energy is lost in this collision? 2. An 8 g rubber bullet was fired into a 2.5 kg...