A 20-Kg Traffic Light Hangs Midway on a Cable Between

question 58

Multiple Choice

A 20-kg traffic light hangs midway on a cable between two poles 40 meters apart.If the sag in the cable is 0.40 meters,what is the tension in each side of the cable?

• A)12 000 N
• B)9 800 N
• C)4 900 N
• D)980 N

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