A body covered a distance x meter along a semicircular path.calculate the magnitude of displacement of the body and the ratio of distance to displacement
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circumference of circle=2πr
so the perimeter of the semicircle=2πr/2=πr
πr=x
π=22/7
r=7x/22
displacement=14x/22
distance=x
ratio=distance /displacement
ratio=x÷14x/22=22x/14x=11/7
ans:11/7
so the perimeter of the semicircle=2πr/2=πr
πr=x
π=22/7
r=7x/22
displacement=14x/22
distance=x
ratio=distance /displacement
ratio=x÷14x/22=22x/14x=11/7
ans:11/7
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