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Grade 11IIT JEE Entrance Exam

A monkey is decending from the branch of a tree with constant acceleration. If the breaking strength is 75% of the weight of the monkey, the minimum acceleration with which monkey can slide down without breaking the branch is

(a) g

(b) 3g/4

(c) g/4

(d) g/2

Profile image of Simran Bhatia
12 Years agoGrade 11
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1 Answer

Profile image of Hrishant Goswami
12 Years ago

(c)

Let T be the tension in the branch of a tree when monkey is descending with acceleration a. Then mg - T = ma; and T = 75% of weight of monkey

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