A garage door in Annville hangs vertically in the up-down-north-south plane. The rectangular garage door is 3.15 meters high and 7.69 meters wide. Considering east to be positive, find the magnetic flux of Earth's magnetic field through the garage door. Answer in units of Wb.
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- The segment of wire in the figure carries a current of I=8.00 A, where the radius of the circular are is R=4.00 cm. Determine the magnitude and direction of the magnetic field at the origin. Give your answer in µT. (take n=3, and thus Ho = 12×10-7 H/m) ´R 90°A 50 cm-long wire is carrying a current of 100 mA in +x-direction parallel to the ground. The wire has a weight 0.01 N. There is a pre-existing magnetic field B in that region so that the weight of the wire is balanced by the magnetic force B on it. What would be the magnitude and direction of B ? (Assume conventional direction of current).As shown in the figure, a small particle of charge q= 6.3 µ C and mass 3.84 x 1012 kg has velocity 9.0 x 10° m/s as it enters a region of uniform magnetic field. The particle is observed to travel in the semicircular path shown, with radius R= 5.0 cm. Calculate the magnitude and direction of the magnetic field in the region in T. If the field is into the page, give a negative number. If the field is out of the page, give a positive number. Region of magnetic field R Path of the particle
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