1.

What is the speed of an apple dropped from a tree after 1.5 second? What distance will it cover during this time?Take g=10m/s² (Ans:15m/s; 11.25m)

Answer»

Let the velocity by which the Apple is MOVING me V ms.


Initial Velocity of the SPEED(u) = 0

Time taken by the Apple to fall = 1.5 s.


Using the GALILEO's First Equation of the motion,

v - u = at

∴ v - 0 = 10 × 1.5

⇒ v = 15 m/s.



Hence, the velocity of the Apple is 15 m/s.



Hope it helps.



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