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JEE Mains 2020 - Short Trick To Find Rank Of A Word | Maths Time Saving Tricks For Competitive Exams

A thin rod of mass m and length l is free to rotate on a smooth horizontal plane about its one fixed end. When it is at rest, it receives a horizontal impulse J at its other end, at angle of 37^(@) with the length. Choose incorrect option immediately after impact: