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Primary 4 | Science
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Primary 4 chevron_right Science chevron_right Singapore

Hi pls help me:)

Date Posted: 3 months ago
Views: 123

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The circuit becomes a close circuit when the swtich is closed. Current will flow through the coil if wire, causing the steel core to become a electromagnet. This attracts the striker, causing the bell to ring.
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Brenda
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