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Magnetic Effects of Electric Current — Science STD 10 — Question

Maharashtra BoardEnglish MediumSTD 10ScienceMagnetic Effects of Electric Current2 Marks
Question
State three ways in which the strength of an electromagnet can be increased.
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Answer

The strength of an electromagnet can be increased by,
  1. Increasing the number of turns in the coil.
  2. Increasing the current flowing in the coil.
  3. Reducing the length of air gap between the poles.

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