Q. The strength of an electromagnet can be increased by
✅ Correct Answer: (D)
All of the above
Explanation: The strength of an electromagnet can be increased by increasing the length of the coiled wire, increasing current supply or increasing the number of turns.
Explanation by: Team MCQ Buddy
The strength of an electromagnet can be increased by increasing the length of the coiled wire, increasing current supply or increasing the number of turns.