Q34. Which of these would increase the force of an electromagnet?
A) Increasing the current being passed through the coil.
B) Reversing the flow of electricity through the coil.
C) Decreasing the number of windings in the coil.
D) None of these increases the force of an electromagnet.
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(A) is the correct answer
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Answer:
A
Explanation:
Increasing the current being passed through the coil
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