If a body moves along a semi circular path of radius 7 metre then find the distance travelled by the body and its displacement?
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Answer:
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Explanation:
Displacement = Diameter = 2× radius = 2×7=14m
Distance travelled =
2
1
× circumference
=
2
1
×2×π×r
=
2
1
×2×
7
22
×7
=22m
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