...compass needle is counted on a? vertical axis at the center of the coil. The coil is adjusted until its plane is parallel to the earth's magnetic field, w/c at that place has a horizontal component of 2.08 x 10(rays -5) weber/m2. there is a current of 0.358 A in the coil. Through what angle will the compass needle be deflected?
a flat circular has 30 turns wound closely on a radius of 18.5cm. A small...
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