Pathfinder Rotation MCQ 5

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Q.5

A light beam suspended with the help of two supports two loads as shown in the figure on the next page. The load at the left end is of 75 kg and the load P at the right end is unknown. The maximum tension that either of the rope can bear is 1200 N. In an experiment, mass of the load P is gradually increased from zero. If the rod remains horizontal in equilibrium, which of the following conditions must be satisfied ?