1.

The displacemennt of a moving partical is proportional to the square of the time, For this particleA. the velocity is constantB. the velocity is variableC. the acceleration is constantD. the acceleration is variable

Answer» Correct Answer - B::C
`s prop t^(2)`
`:. s = ct` where `c = constant`
`(i) v = (ds)/(dt) = 2 ct`
`:. V prop t`
`(ii) a = (dv)/(dt) = 2c`
so, `a = constant`


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