Measure the force needed to lift a weight with a double fixed pulley and single movable pulley system. Students follow diagrams as VSVS volunteer demonstrates. |
19 июн. 2020 г. · A pulley is a small wheel with a grooved rim, A pulley is often made up of craft iron of which the central part is joined with arms through the hole of pulley. |
Draw a diagram to show a block and tackle pulley system having a velocity ratio of 3 marking the direction of load (L), effort (E) and tension (T). |
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