(10%) Problem 1: Please answer the following questions about magnetic fields. 33
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Question
(10%) Problem 1: Please answer the following questions about magnetic fields. 33% Part (a) which of the following statements about magnetic fields are true? Grade Samm Deductions Potential OThere are no magnetic field lines outside the magnet. ONone of these OThere are no magnetic tield lines unless iron filings are present. OMagnetic field lines point in towards the north pole of a mag OMagnetic field lines point outward from the north pole of a magnet. OMagnetic field lines point outward from the south pole of a magnet Attempts rema o: per atter detailed view leted leted leted eted Submit Hint tive Feedback:5deduction per feedback Hints, 4% deduction per hint. Hints remaining 33% Part (b) what is an acceptable ending to the following sentence: "Magnetic field lines 33% Part (c) " which of the following arangements produces an attractive force?Explanation / Answer
(A) Magnetic lines point outward from the north pole of magnet.
(b) Magnetic field lines,
form closed loops.
(C) north - south -> attract ( opposite poles)
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