body moves 3 quaters of circle of radius r then dis and displacement by it ar
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r^2+r^2=Hypotenuse^2
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gillsaab2018:
think so
but why u thnk so?
dis is 3pae r÷2& displ is under root 2r
thats wy think soo
it is given in book ?
yaa
yaa
yaa
see na displ is r2+r2=2r^2 taking squareroot therefore root2r
ok
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