Recent content by masterboy786

  1. M

    Solving Physics Questions: HARP Gun & Speeding Automobile

    for the first one use conservation of kinetic and potential energies 2. idonno know how to draw the graph :S
  2. M

    Solving Physics Questions: HARP Gun & Speeding Automobile

    Homework Statement 1.the HARP(high altitude research project) gun can fire an 79 kg projectile containing scientific instrument straight up of 177 km, if we pretend there is no air resistance. what muzzle speed is required to attain this altitude?how long does the project remain at a height...
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