What is the current to let the wire just have zero tension

Reference no: EM13271963

two flexible wires (massless) suspend a 10 cm-long conductor in the magnetic field with b = 4.2T. the mass of the conductor is 30 g.

a) what is the current to let the wire just have zero tension?

b) what is the direction of the current?

Reference no: EM13271963

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