COMBINED COIL AND BELT FRICTION APPARATUS
| Combined Coil and Belt Friction Apparatus consists of a metallic pulley of 30 cm diameter with two grooves, one for rope and the other for belt. At back side of the pulley, a circular wooden disc is provided with graduation at 100 intervals. A rotating pulley is fixed at the circumference of the scale. Apparatus is supplied complete with one belt and rope. The apparatus is mounted on a heavy vertical stand. |
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