 The number of times a pendulum oscillates in a given time varies inversely as the square root of its length. If a pendulum 39.1 inches long oscillates once a second, what is the length of a pendulum that oscillates twice a second ? 20.  Elementary Algebra - Page 328by John Henry Tanner - 1904 - 364 pagesFull view - About this book
 | Industrial arts - 1870 - 588 pages
...experimental determination of the form of the earth. The process that he proposes consists simply in counting the number of oscillations made by a pendulum in a given time, and in reckoning the distance of the pendulum from the centre of the earth by means of a formula which... | |
 | 1870 - 586 pages
...experimental determination of the form of the earth. The procees that he propones consists simply in counting the number of oscillations made by a pendulum in a given time, and in reckoning the distance of the pendulum from the centre of the earth by means of a formula which... | |
 | Edwin Pliny Seaver, George Augustus Walton - Algebra - 1881 - 304 pages
...equal to that of 6 wax candles, what is the intensity of the farther light ? 250. The number of beats made by a pendulum in a given time varies inversely as the square root of the length of the pendulum. In an experiment it is observed that one pendulum makes 9 beats while another... | |
 | John Lovell Robinson - Dynamics - 1888 - 378 pages
...numerical value of g at any place is of great importance. The most trustworthy results are obtained by the number of oscillations made by a pendulum in a given time, but fairly satisfactory results can be obtained by means of the apparatus now to be described. These... | |
 | William James Milne - Algebra - 1901 - 462 pages
...be moved so as to receive one fourth as much light ? 19. The number of times a pendulum oscillates in a given time varies inversely as the square root...length of a pendulum that oscillates twice a second ? 20. How long must a pendulum be to oscillate once in three seconds ? V 21. If ж oc-, and if x =... | |
 | William James Milne - Algebra - 1902 - 620 pages
...lantern be moved so as to receive one fourth as much light? 19. The number of times a pendulum oscillates in a given time varies inversely as the square root...length of a pendulum that oscillates twice a second? 20. How long must a pendulum be to oscillate once in three seconds ? 21. If loc-, and if x = 2 when... | |
 | Alfred Payson Gage - Physics - 1902 - 394 pages
...Pisa. In 1641, after he had become blind, he dictated to his son a model of the first pendulum clock. pendulum in a given time varies inversely as the square root of the length of the pendulum, or, Since the motion of a pendulum is due to the force of gravity, it follows... | |
 | John Charles Stone, James Franklin Millis - Algebra - 1905 - 776 pages
...will it fall during the fourth second ? 14. The number of oscillations made by the pendulum of a clock in a given time varies inversely as the square root of its length. A pendulum 39.1 inches long makes one oscillation in a second. How long must a pendulum be to make... | |
 | William James Milne - Algebra - 1908 - 476 pages
...be moved so as to receive one fourth as much light ? 18. The number of times a pendulum oscillates in a given time varies inversely as the square root...length of a pendulum that oscillates twice a second ? once in three seconds ? 19. Three spheres of lead whose radii are 6 inches, 8 inches, and 10 inches,... | |
 | Harold Sydney Jones - Arithmetic - 1909 - 688 pages
...case the time was 9 months. What was the rate per cent. ? 15. The number of swings made by a simple pendulum in a given time varies inversely as the square root of its length : if a pendulum 9 ft. long makes 60 swings in a certain time, how many more would be made in the same time by a pendulum... | |
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