If the system above is in equilibrium, the tension in the string Q is
Attached Figure / Diagram
A
11N
B
9N
C
4N
D
6N
Verified Correct Answer: B.
Physical Principles & Numerical Solution
If the string is in equilibrium, the the tension in the string Q = 4N + 5N = 9N
Source: Myschool Past Questions Archive (Record #14274)