Laboratory exercises in physics for secondary schools (1902)
Twiss, George Ransom, b. 1863 · New York, London, The Macmillan company · leaf 203
in every lamp factory and gas works. Exercise Number 38regular reflection References A 269-274 GE227 J 15-19 C 330-331 GP 291, 292, 295 S 195-199 C & C 239 H 450-452H & W 283 W & H 369 Purpose. —It is proposed to verify the law of re-flection of light. Apparatus. — The appliances needed… … Fig. 43. — Showing how the mirror and pinsare to be set up. Operations. — (a) Near the inner margin of thenote-book page, which should be held by weights so as to be perfectlyl~~ flat, draw a fine straight line,MM1, and placethe edge of thesilvered surfaceof the mirrorexactly upon it.(6) Near…
Physics
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