Experimental science. Elementary, practical and experimental physics (1890)
Hopkins, George M. (George Milton), 1842-1902 · New York, Munn & co. · leaf 69
y the square of the time thependulum is to measure. Inthe above example, 39ioi2inches is the length of theseconds pendulum. Two sec-onds is the time to be meas-ured. 2^ ^ 4. Therefore39-1012 X 4 ^ 156-4048, thelength of the two seconds pendulum. It is found that, barringthe resistance of the air,… … i)C Av |\| Foucaults Experiment. ^,
Physics · Lantern projection · Electric apparatus and appliances
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