Electromagnetism Questions and Answers

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The figure below shows two parallel current carrying conductors A and B placed close to each other. The direction of the current is into the plane of the paper.

asked Jul 29, 2021 in Physics Form 3 by anonymous

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In the set up below, the suspended metre rule is in equilibrium balanced by the magnet and the weight shown. The iron core is fixed to the bench:

asked Jul 29, 2021 in Physics Form 3 by anonymous

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State three factors that affect the strength of an electromagnet.

asked Jul 29, 2021 in Physics Form 3 by anonymous

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A transformer has 800 turns in the primary and 40 turns in the secondary winding. The alternating e.m.f connected to the primary is 240V and the current is 0.5A

asked Jul 8, 2021 in Physics Form 4 by anonymous

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A bar magnet is moved into a coil of insulated copper wire connected to a centre-zero galvanometer, as shown in the figure below.

asked Jul 8, 2021 in Physics Form 4 by anonymous

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