# At what minimum acceleration should a monkey should slide a rope whose breaking strength …

Q: At what minimum acceleration should a monkey should slide a rope whose breaking strength is 2/3 rd of its weight?

(a) 2g/3

(b) g

(c) g/3

(d) zero

Ans: (c)

Sol:
mg -T = ma …(i)

$\displaystyle T \le \frac{2}{3}m g$

On putting the value of T in (i)we get

a = g/3