True or False: 1. When a permanent magnet is cut in half, one piece will be a No

Question

True or False:

1. When a permanent magnet is cut in half, one piece will be a North Pole and one piece will be a South Pole. _____
2. The North Pole of a permanent magnet is attracted to a South Pole. _______
3. All permanent magnets are surrounded by a magnetic field. _____
4. Magnetic field lines outside a permanent magnet originate from the North Pole and end on the South Pole. _______
5. A compass can determine the direction of a magnetic field at a point. _____
6. The shape of the magnetic field around a bar magnet is almost exactly the same shape as the shape of the electric field around a positive charge. _____
7. A stationary electric charge produces a magnet field around it. _____
8. You can reverse the polarity (switch the north and south poles) of an electromagnet reversing the current.________
9. A transformer works with AC but not DC. ____
10. The induced emf will produce an induced current. ____
11. The induced emf is proportional to the magnetic flux. ______
12. Lenz

Explanation / Answer

True : 2,3,4,5,8,9,10,12,13,14 False: 1,6,7,11,15,16

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