Austin, Louis W. (Louis Winslow), 1867-1932, Thwing, Charles B. (Charles Burton), 1860-1946, joint author · Boston, Allyn and Bacon · leaf 45
osely to a simple one.To prevent a twisting motion a bifilar suspension is used.To start the pendulum with a steady motion, it may bedrawn aside by grasping the projecting wire, TF(Fig. 10 5). VIITB ICu IL M Eu 18 U REM EN T. Set both pendulums in motion. The sounder will beheard when both pass… … • • r ( ) ( 3 ) CL Fig. 10. the average interval between them. If the sounder atany time should fail to work, a double interval may beobtained, and should be so reckoned. When the swingsbecome very short a scries of clicks may be heard at eachcontact. Their average is the time of coincidence.…
Physics
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