Recent content by acsin92

  1. A

    Solve Impulse Question on Bullet Acceleration & Force

    a.) acceleration of the bullet = 1,000,000 m/s^2 b.) accelerating force = 5000N c.) time of acceleration = 0.0004 s d.) impulse of the bullet = 2 Ns are these correct? I used the equations above. I'm in doubt whether this is correct because of those large numbers and for that small amount of...
  2. A

    Solve Impulse Question on Bullet Acceleration & Force

    Homework Statement A bullet with a mass of 0.005 kg and moving with a speed of 400 m/s penetrates a distance of 0.08m into a wooden block firmly attached to the Earth. Assume that the force stops it is constant. Compute for: a.) acceleration of the bullet b.) accelerating force c.) time...
  3. A

    What Is the Force on a Crate When a Midpoint Rope Is Pulled?

    yeah i got it. T = 31.61N.
  4. A

    What Is the Force on a Crate When a Midpoint Rope Is Pulled?

    http://img369.imageshack.us/my.php?image=peng0038rn2.jpg Question: To move a heavy crate across a floor, one end of a rope is tied to it and the other end is tied to a wall 30 ft. away. When a force of 100 lbs. is applied to a midpoint of the rope, the rope stretches so the midpoint moves to...