A) 18 N
B) 9 N
C) 3.375 N
D) 1.25 N
Correct Answer: B
Solution :
\[{{T}_{2}}=({{m}_{A}}+{{m}_{B}})\]×\[\frac{{{T}_{3}}}{{{m}_{A}}+{{m}_{B}}+{{m}_{C}}}\] \[{{T}_{2}}=(1+8)\times \frac{36}{(1+8+27)}=9\ N\]You need to login to perform this action.
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