A trolley while going down an inclined plane has an acceleration of 2 cm s–2 What will be its | 2021

Hello buddy
In this video I tell about law f inertia.
" A trolley, while going down an inclined plane, has an acceleration of 2 cm s–2. What will be its velocity 3 s after the start ? "

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What will be its velocity 3 s after the start
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