To verify the relationship between forces action at a point. Comprises board 65 x 50cm, with two aluminium pulleys, 50mm dia, on clamp, for mounting in any position. Complete with three hangers iron nickel-plated 50gm and 12 slotted weights of 50gm each, supplied with reel of cotton thread and a ring.
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Mahesh Nagar, Ambala, Haryana