The Wheel and Axle
المؤلف:
GEORGE A. HOADLEY
المصدر:
ESSENTIALS OF PHYSICS
الجزء والصفحة:
p-103
2025-11-06
40
is a modified lever, the arms being the radii of the wheel and the axle. The power is usually applied at the circumference of the wheel, and the weight at the circumference of the axle. In Fig. 1 the power is applied at A, the weight at B, the fulcrum is at C (the center of both wheel and axle), and the lever arms are R and r respectively; the arrangement is a modified lever of the first class.
Fig. 1
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