Laboratory exercises in physics for secondary schools (1902)
Twiss, George Ransom, b. 1863 · New York, London, The Macmillan company · leaf 174
-198, 201C 199, 212, 213C & C 204-208, 226GE 174, 192-194 References GP 173-176H 186, 206-212H & W 335, 344 J 7, 9, 39 S 181, 183W&H 344 Purpose. —The purpose of this exercise is to ratea tuning-fork, or, in other words, to determine thenumber of vibrations which it makes in one second.… … Fig. 38. —Apparatus for rating a tuning-fork. 146 LABORATORY EXERCISES IN PHYSICS along a strip of smoked glass. When the glass isdrawn swiftly along the board each stylus traces awavy line, and the line traced by the pendulumcrosses and recrosses the line traced by the fork.The height of the fork…
Physics
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