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The strength of an electromagnet depends...

The strength of an electromagnet depends on the strength of the· _ _ flowing through it and the number of _ of the wire

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To solve the question, we need to fill in the blanks regarding the factors that affect the strength of an electromagnet. ### Step-by-Step Solution: 1. **Understanding Electromagnet**: An electromagnet consists of a coil of wire, usually wrapped around a core material (often soft iron). When electric current flows through the wire, it generates a magnetic field. 2. **Identifying the Factors**: The strength of the electromagnet depends on two main factors: - The strength of the electric current flowing through the wire. ...
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(a) What is an electromagnet? Draw a labelled diagram to show the making of a simple electromagnet. (b) State three factors on which the strength of an electromagnet depends. How does the strength of electromagnet depend on these factors?