(Solved): 2. How can you easily locate the north pole of an unmarked bar magnet? O A. Place a compass near on ...

2. How can you easily locate the north pole of an unmarked bar magnet? O A. Place a compass near one end of the magnet. The north pole of the compass will be attracted to the north pole of the magnet. B. Sprinkle iron filings on the bar magnet. More filings will be attracted to the north pole. C. Place a compass near one end of the magnet. The south pole of the compass will be attracted to the north pole of the bar magnet. O D. Cover the bar magnet with filings and lightly thump the magnet against a table. The south pole will retain more of the filings. 1. What is the coercive force value of alnico 5 type permanent magnet material? A. 3,600 amp/meter B. 44,000 amp/meter C. 42,000 amp/meter D. 18,000 amp/meter