A car accelerates from rest at constant rate of `2ms^(-2)` for some time. Immediately after this, it retards at a constant rate of `4ms^(-2)` and comes to rest. The total time for which it remains in motion is 3 s. Taking the moment of start of motion as t = 0, answer the following questions. If the time of acceleration is `t_(1)`, then the speed of the car at `t=t_(1)` isA. `2t_(1)`B. `4t_(1)`C. `gt 2t_(1)`D. `lt 2t_(1)`

A car accelerates from rest at constant rate of `2ms^(-2)` for some ti

1.	A car accelerates from rest at constant rate of `2ms^(-2)` for some time. Immediately after this, it retards at a constant rate of `4ms^(-2)` and comes to rest. The total time for which it remains in motion is 3 s. Taking the moment of start of motion as t = 0, answer the following questions. If the time of acceleration is `t_(1)`, then the speed of the car at `t=t_(1)` isA. `2t_(1)`B. `4t_(1)`C. `gt 2t_(1)`D. `lt 2t_(1)`
Answer» Correct Answer - A

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