Saturday, July 16, 2016

electrostatics - Electric dipole moment, which charge is the q for?


Electric dipole moment says p=qd. Which charge does the q equal to?




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classical mechanics - Moment of a force about a given axis (Torque) - Scalar or vectorial?

I am studying Statics and saw that: The moment of a force about a given axis (or Torque) is defined by the equation: $M_X = (\vec r \times \...