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If a point moves in a straigth line in such a manner that its retardation is porportional to its speed, the distance covered (x) is associated with speed (v) is -A. `x prop V`B. `x prop V^(2)`C. `X prop V^(3)`D. `x prop - V` |
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Answer» Correct Answer - B f = at `(dv)/(dt) = at` `intdv=int"at "dt` `v-x =(at^(2))/(2)` `v = x+(at^(2))/(2)` |
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