 | Sir Norman Lockyer - 1872 - عدد الصفحات: 540
...be waves of the critical length and corresponding minimum speed of propagation. Hence the component velocity of the fishing-line perpendicular to the...dragged through the water. The angle was measured by holding a jointed two foot rule, with its two branches, as nearly as could be judged, by the eye, parallel... | |
 | Sir Norman Lockyer - 1872 - عدد الصفحات: 540
...be waves of the critical length and corresponding minimum speed of propagation. Hence the component velocity of the fishing-line perpendicular to the...dragged through the water. The angle was measured by holding a jointed two foot rule, with its two branches, as nearly as could be judged, by the eye, parallel... | |
 | William Thomson Baron Kelvin - 1904 - عدد الصفحات: 734
..." waves of the critical length and corresponding minimum speed "of propagation. Hence the component velocity of the fishing"line perpendicular to the...dragged through the water. "The angle was measured by holding a jointed two-foot rule, " with its two branches, as nearly as could be judged by the eye,... | |
 | William Thomson Baron Kelvin - 1904 - عدد الصفحات: 848
...and corresponding minimum speed "of propagation. Hence the component velocity of the fishing" line perpendicular to the fronts of these waves was the...lines of ridges and hollows sloping away on the two " side*- of the wake, and at the same time to measure the velocity " with which the fishing-line was... | |
 | William Thomson Baron Kelvin - 1910 - عدد الصفحات: 581
...be waves of the critical length and corresponding minimum speed of propagation. Hence the component velocity of the fishing-line perpendicular to the...dragged through the water. The angle was measured by holding a jointed 'two-foot rule, with its two branches, as nearly as could be judged, by the eye,... | |
 | William Thomson Baron Kelvin - 1910 - عدد الصفحات: 588
...be waves of the critical length and corresponding minimum speed of propagation. Hence the component velocity of the fishing-line perpendicular to the...dragged through the water. The angle was measured by holding a jointed two-foot rule, with its two branches, as nearly as could be judged, by the eye, parallel... | |
 | William Thomson Baron Kelvin - 1910 - عدد الصفحات: 588
...be waves of the critical length and corresponding minimum speed of propagation. Hence the component velocity of the fishing-line perpendicular to the...dragged through the water. The angle was measured by holding a jointed two-foot rule, with its two branches, as nearly as could be judged, by the eye, parallel... | |
 | Sir Joseph Larmor - 1929 - عدد الصفحات: 596
...be waves of the critical length and corresponding minimum speed of propagation. Hence the component velocity of the fishing-line perpendicular to the...dragged through the water. The angle was measured by holding a jointed two-foot rule, with its two branches, as nearly as could be judged, by the eye, parallel... | |
 | Lord William Thomson Kelvin - 1904 - عدد الصفحات: 732
..."waves of the critical length and corresponding minimum speed "of propagation. Hence the component velocity of the fishing"line perpendicular to the...dragged through the water. " The angle was measured by holding a jointed two-foot rule, "with its two branches, as nearly as could be judged by the eye, "... | |
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... of propagation. Hence the component velocity of the fishing-line perpendicular to the fronts of these waves was the true minimum velocity. To measure it, therefore, all that was necessary was to measure the angle between the two sets of parallel lines... 