Created by StemPy LabA straight wire at right angles to a uniform field feels a force . The current is doubled, the length of wire in the field is halved, and the wire is turned until it makes an angle of with the field. What is the new force?
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← The picture shows the tracks of three particles that enter a field at the same speed. Which statement is correct?A wire in the shape of an arc of a circle of radius 0.56 m spans an angle of 60° at the centre of the circle. It lies in a plane at right angles to a uniform field of 0.29 T, and 4.4 A flows along it. What is the force on the wire? →
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