The value of F in the figure above when in equilibrium is

The value of F in the figure above when in equilibrium is
  • A.
    10N
  • B.
    12N
  • C.
    20N
  • D.
    27N
Correct Answer: Option C
Explanation

F = (frac{17}{sin 60} = frac{17}{0.866})
= 20N

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