juan makes an adjustment to an electromagnet that causes the electromagnet to lose some of its strength…
juan makes an adjustment to an electromagnet that causes the electromagnet to lose some of its strength. what did juan most likely do? \nhe reduced the number of loops in the wire. \nhe increased the number of loops in the wire. \nhe reduced the length of the wire. \nhe increased the length of the wire.
Answer
Brief Explanations:
The strength of an electromagnet is related to the number of wire loops (more loops increase strength) and wire length (longer wire with same voltage reduces current, but for loop count: reducing loops decreases strength. Increasing loops increases it. Reducing wire length (if making loops) might not directly reduce strength, increasing wire length for loops could add loops (increase strength). So reducing loop number weakens it.
Answer:
A. He reduced the number of loops in the wire.