Laws Of Motion Question 316

Question: Two monkeys of masses 10 kg and 8 kg are moving along a vertical rope which is light and inextensible, the former climbing up with an acceleration of 2m/s2 while the latter coming down with a uniform velocity of 2m/s . Find the tension (in newtons).

Options:

A) 200 N

B) 150 N

C) 300 N

D) 100 N

Show Answer

Answer:

Correct Answer: A

Solution:

[a] T=T1+T2=m1(g+a)+m2g

=10(10+2)+8(10)=120+80=200N



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