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Homework help - Physics Forums Homework Statement A current 2A flows in a wire Value of horizontal component of Earth magnetic field in the region is 2x10^-5T Small compass placed 5cm due north of the wire Calculate the angle through which the needle deflects due to the current flowing in the wire Assume u0= 4pi x 10^-7
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Physics homework help needed -- A mass sliding down a ramp with . . . The discussion revolves around a physics problem involving a mass sliding down an inclined plane with friction The original poster presents a scenario where the mass is moving at a specific speed and stops after traveling certain distances on both the incline and a flat surface The goal is to calculate the coefficient of kinetic friction