Physics

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1)A 0.050 m long wire is carrying a current of 2.0 A at right angles to a 0.15 T magnetic field. What is the magnitude of the force exerted by the magnetic field on the wire?

F=ILB
(0.050)(2.0)(0.15)
0.015 N

2)Which device is used to measure very small currents?

galvanometer

  • Physics -

    Both answers are correct :-)

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