Merchant, F. W. (Francis Walter), 1855-1937, Fessenden, Cortez, b. 1852 · Toronto : Copp, Clark · leaf 297
horizontal( If so where ? 2. What change will take place in the dip of the needle as it iscarried (1) toward the north pole, (2) toward the equator, (3) fromthe equator toward the south pole ? 3. What is the position of the needle at each of the magneticpoles ? The needle used in Experi-ment 7 if… … Pig. 234. The needle is placed in themagnetic meridian, levelled, andthe angle of inclination read from the graduated circle placed around it. MAGNETISM. 289 16. Mariners Compass. The mariners compass consists of a permanent magneton which is mounted a graduated card, the magnet beingso poised on a…
Physics
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