A body is travelling along a circular path of radius 7 metre while it reaches diametrically opposite end in its first rotation find the distance and displacement
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Displacement is the shortest distance travelled from the initial point to the final point. After half revolution the displacement is the length of the diameter which is equal to 2r. Hence the displacement is 2r.
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Hey buddy,
distance=πr²
=22/7×7×7
=154 m
displacement=2×r or d
14 m
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