A bird,accelerating from rest at a constant rate,experiences a displacement of 25 m in 11 s.What is the final velocity after 11 s?

A) 3.4 m/s
B) 2.3 m/s
C) 4.5 m/s
D) 5.1 m/s
E) zero

Question

A bird,accelerating from rest at a constant rate,experiences a displacement of 25 m in 11 s.What is the final velocity after 11 s?
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A) 3.4 m/s
B) 2.3 m/s
C) 4.5 m/s
D) 5.1 m/s
E) ​zero

Quizplus · Accepted Answer

The displacement (s) is 25 m, time (t) is 11 s, and initial velocity (u) is 0 m/s. Using the equation s = ut + 0.5at^2, we find acceleration (a) = 0.413 m/s^2. The final velocity (v) is given by v = u + at, which calculates to approximately 4.5 m/s.

A Bird,accelerating from Rest at a Constant Rate,experiences a Displacement