Question:If she is cycling at a speed of 10 m/s and applies brakes to come to rest in 10 s, then the retardation will be:
(a) + 2 m/s²
(b) − 1 m/s²
(c) − 0.5 m/s²
(d) + 0.5 m/s²

What will be the correct answer for the above question?

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The distance and the displacement of her journey will be 2r(that is the diameter of the circle)
  • 0
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