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Which of the following is the main characteristic of electromagnets that makes them useful in cranes and doorbells?

✔ Correct Answer: C. They can be switched on and off

The correct answer to the question “Which of the following is the main characteristic of electromagnets that makes them useful in cranes and doorbells?” is They can be switched on and off. This question belongs to Everyday Science. Practice the related questions below to master this topic for your FPSC, PPSC and NTS tests.

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