An object is moving along a circular path of radius 10 m, then the displacement and distance travelled after half rotation will be *
10 m and 31.4 m
10 m and 10 m
20 m and 31.4 m
0 m and 20 m
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Explanation:
Distance travelled = Path covered
Distance = 1/2 × Circumference
= 1/2 × 2πr
= πr
= 22/7 × 10
= 31.4 m
Displacement = Shortest Path = Diameter
= 2r
= 20 m
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