1.

a trolley while going down an inclined plane has an acceleration of 2çm/s square what will be its velocity 3s after the start​

Answer»

ANSWER:

6 cm/s^2

Explanation:

  • according to the equations of motion,. v=u-at
  • but here the object is going in DOWNWARD DIRECTION so ACCELERATION will be negative
  • so the equation will be v=u+at
  • here the object STARTS it motion so u=0
  • so v=at
  • so v= 2(3)=6cm/s^2


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