Recent content by barz1

  1. B

    Particle thrown from earth's surface

    Homework Statement Okay so, a particle is thrown upward from the surface of the Earth with an initial velocity of 4 km/s. Force of gravity equals 9.81 m/s^2. Find max height the particle will reach.Homework Equations Since the particle remains close enough to the earth, I believe simple...
  2. B

    Static equilibrium of diving board

    Homework Statement A uniform diving board of mass=27kg and length x=4.3m is supported by two beams. beam A at x=0m and beam B at x=1.1m. A 68kg diver stands at the other side of the board. A. Find force on support A. B. Find force on support B. Homework Equations Net force = 0 Net...
  3. B

    Angular momentum of particle in xy plane

    Hey thanks a lot tiny-tim ill remember your recommendation for test time.
  4. B

    Angular momentum of particle in xy plane

    Homework Statement Okay so, particle of mass 4kg moves in positive x direction with v=8m/s along line y=4m. Find angular momentum relative to point (x,y) = (1m, 10m) Homework Equations Angular momentum L=mrxv The Attempt at a Solution Basically, I set my velocity vector = (8i+0j)m/s...
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