A meter is connected to a coil of wire - Edexcel - GCSE Physics - Question 2 - 2017 - Paper 1
Question 2
A meter is connected to a coil of wire.
When the south pole of a magnet moves into the top of the coil, the meter looks like this.
(a) Draw a line from each ‘movem... show full transcript
Worked Solution & Example Answer:A meter is connected to a coil of wire - Edexcel - GCSE Physics - Question 2 - 2017 - Paper 1
Step 1
The north pole of the magnet goes into the top of the coil faster than before.
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Answer
This movement of the magnet will likely result in an increase in current, indicated on the meter by a deflection towards the positive side.
Step 2
The south pole of the magnet comes out of the top of the coil faster than before.
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Answer
As the south pole exits rapidly, it will cause a decrease in current, leading the meter to show a deflection towards the negative side.
