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Acceleration (in m/s2) of a body moving in a straight line varies with distance covered (in m) as a=s+1.Velocity of body after covering 3 m, if initialvelocity is 2 m/s, will be about(1) 2.9 m/s(2) 3.8 m/s(3 4.4 m/s(4) 5.2 m/s​

Answer»

d)5.2m/sExplanation:s=3 m ,u=2m/s, a= 4 (3+1)       givenv ^2=u^2 + 2asv^2=4+2*4*3v^2=28v=5.2 m /s



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