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30-10-2017
Physics

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An object is suspended from the ceiling with two wires that make an angle of 40° with the ceiling. The weight of the body is 150 N. What is the tension in each wire?

41.6 newtons
82.3 newtons
150 newtons
117 newtons

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Аноним Аноним

31-10-2017

Refer to the diagram shown below.

Let T = the tension in each wire.
For equilibrium,
2T cos(50°) = 150 N
1.2856T = 150
T = 116.677 N ≈ 117 N

Answer: 117 N

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