Laboratory exercises in physics for secondary schools (1902)
Twiss, George Ransom, b. 1863 · New York, London, The Macmillan company · leaf 42
sts, the pan may be held in the handwhile the load is being changed. If there is a screwfor adjusting to equilibrium, this is turned towardthe lighter side, instead of adding sand. Hand bal-ances can be conveniently suspended upon a verticalsupport rod by means of a screw clamp. The pansshould not… … Fig. 5. —The Trip Scales. beam will not oscillate freely, but will come to restrather suddenly. Move the beam very slightly for-ward or backward till there is no friction. (<?) In front of the pointer are two little nuts.Turn the right-hand nut toward you, so that the two 14 LABORATOBY EXEBCISES…
Physics
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