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primary 6 | Maths | Speed
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Keiko
Keiko

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Science

Date Posted: 4 years ago
Views: 271
Woon Kiat
Woon Kiat
4 years ago
Clue: is the magnet being repelled by the electromagnet?
If so, that will be useful in helping you to answer those questions.
(Like poles repel, unlike poles attract)

On a side note, I just find that the circuit diagram for the electromagnet seems to have a small mistake based on a knowledge you will learn in secondary school science class 'right hand grip rule'.

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Keiko
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