Laws of Motion - Result Question 32

32. A monkey of mass 20kg is holding a vertical rope. The rope will not break when a mass of 25 kg is suspended from it but will break if the mass exceeds 25kg. What is the maximum acceleration with which the monkey can climb up along the rope? (g=10m/s2)

[2003]

(a) 2.5m/s2

(b) 5m/s2

(c) 10m/s2

(d) 25m/s2

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Answer:

Correct Answer: 32. (a)

Solution:

  1. (a) T= Tension caused in string by monkey =m(g+a)

T25×1020(10+a)250

or, 10+a12.5a2.5



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