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Question

A 110kg panda is riding on a 3.0m long swing whose mass can be considered negligible. The highest point of its arc occurs when the swing makes a 20o angle with the vertical.
What is the magnitude of the total tension in the ropes of the swing at that point?
495418.jpg

A
0N
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B
103N
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C
369N
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D
1013N
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E
1078N
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Solution

The correct option is C 1013N
Given : m=110 kg
Tension in the string T=mg cos20o=110×9.8×0.94=1013 N

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