An object of mass 10 kg is connected to the lower end of a massless string of length 4 m hanging from the ceiling. If a force F is applied horizontally at the mid-point of the string, the top half of the string makes an angle of 45 ° with the vertical, then the magnitude of F is
Text Solution
Verified by ExpertsThe correct answer is:
C
100 N
F = 100 N
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