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Following are three equations of motion `S(g)=ut+(1)/(2)at^(2) v(s)=sqrt(u^(2)+2as) v(t)=u+at` Where `,S,u,t,a,v` are respectively the displacement `(` dependent variable `)`, initial `(` constant `)`, time taken `(` independent variable `)`, acceleration `(` constant `)` and final velocity `(` dependent variable `)` of the particel after time `t`. Find the velocity of a particle after `100m-`A. `10 m//s`B. `20 m//s`C. `30 m//s`D. `0 m//s` |
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Answer» Correct Answer - B `v=v+at` `v=0+2xx10` `=20m//s`. |
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