Recent content by JerG90

  1. J

    Calculus derivation with radicals

    Homework Statement Homework Equations Basic rules- Power, product, and quotient The Attempt at a Solution The first step would be to rewrite the equation: f(x)= x^2/3 + 1/ x^1/2 I'm lost here. I don't know what to do when the variable is in the denominator like that...
  2. J

    Momentum and kinetic energy- pendulum component

    Homework Statement An 18-g rifle bullet traveling 230 m/s buries itself in a 3.6kg pendulum hanging on a 2.8-m-long string, which makes the pendulum swing upward in an arc. Determine the horizontal component of the pendulum's displacement. Homework Equations MaVa1 + MbVb1= MtVt2...
  3. J

    Conservation of Momentum- with ramp

    Homework Statement A .2kg block from rest slides down a frictionless ramp that is .5 meters long. The block lands on a flat surface and moves towards another block that is 1.4 meters away. The other block is not moving and it has a mass of .8kg. The Miu (sp?) of the flat surface is .1...
  4. J

    How Does a Hawk's Collision with a Pigeon Alter Its Flight Path and Speed?

    Homework Statement A 5.4kg hawk flying swoops down at 65 degrees to the horizontal at 18m/s. The hawk grabs a pigeon flying 14 m/s horizontally. The pidgeon weighs 1.2kg. After the collision, what is the speed of the hawk (with the pidgeon) and at what angle to the horizontal is it now...
  5. J

    Who Experiences Greater Force and Impulse in Baseball, Pitcher or Catcher?

    Homework Statement Baseball -force and impulse- question A pitcher throws a baseball to a catcher in a straight line, like any ordinary pitch. Assuming that the ball arrives to the catcher at the same speed as the pitch is thrown, which player ends up attaining a larger force, the...
Back
Top