Recent content by LIZard137

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    Finding Equilibrium Charge in a Static System

    Wow I completely over thought that... Now I feel retarded lol. Thanks for the help.
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    Finding Equilibrium Charge in a Static System

    Homework Statement In the figure below the charge in the middle is Q = -4.6nC. For what charge q1 will charge q2 be in static equilibrium? q1-----10cm------Q------10cm------q2 I know that the answer is supposed to be 18nC. Homework Equations F=Ke lq1llq2l/r2 The Attempt at a Solution...
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    Simple recoil velocity question

    Homework Statement A cannon of mass 1500 kg fires a 10 kg shell with a velocity of 200 m/s at an angle of 45 degrees above the horizontal. Find the recoil velocity of the cannon across the level ground. Homework Equations Conservation of Momentum equation: 0=m1v1f + m2v2f v1f = -...