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Mathematical Formulation of second law

In the figure...

Question

In the figure shown the force with which the man should pull the rope to hold the plank in position is F. If weight of the man is 60 kgf, the plank and pulleys have negligible masses, then

A

F=150 N

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B

F=300 N

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C

F=600 N

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D

F=1200 N

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Solution

The correct option is A F=150 N
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Similar questions

Q. In the given a diagram with what force must the man pull the rope to hold the plank in position? Weight of the man is 60 kgf. (Neglect the weight of plank, rope and pulley)

Q. In the given diagram, with what force must be man pull the rope to hold the plank in position? Weight of the man is

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