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A girl runs along a circular track of radius 5 m starting from point A. What will be the distance travelled by her and speed if she comes back to the initial position in 300 s |
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Answer» Solution :SINCE the girl comes BACK to the original position, her distance WOULD be the circumference of the `2 x pi xx R= 2 xx 3.14 xx 5 = 31.4 m` Time = 300 s `"Speed" = ("Distance travelled")/("Time taken ")= 31.4//300= 0.1046m//s` |
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