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Q. Two long, parallel conductors carry currents I1 = 2.00 A and I2 = 2.50 A, both directed into the plane of the computer screen as shown in the figure. Determine the magnitude and direction of the resultant magnetic field at P.

Q. A box of mass 5.8 kg is accelerated from rest by a force across a floor at a rate of 2.0 m/s2 for 8.2 s. Find the net work done on the box.

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