Two wires A and B with same dimension of 50 cm length and 0.5 cm radius are used to study
the effect of magnetic field, B. Wire A is bent to form a 2 turns circular coil while Wire B into
10 turns solenoid. Both wires are supplied with a 5 A current,
i) Which wire will produce a higher magnetic field at the centre?
ii) Sketch the patterns of the magnetic field for both wires.
iii) Suggest 2 changes that you can make to wire A so that its magnetic field is equal to wire
B.
Answers: 2
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Two wires A and B with same dimension of 50 cm length and 0.5 cm radius are used to study
the effec...
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