A small object of mass 50 g is released from a point A. Determine the velocity of the object when it reaches point B; a vertical distance of 30m below A. [g = 10 ms−2]

By: |Published on: Jan 11|Categories: Physics WAEC| 0 comments

A. 1.5 ms−1
B. 6.0 m s−1
C. 17.3 m s−1
D. 24.5 m s−1

Correct Answer:

Option D = 24.5 m s−1

Explanation

v = ?, u = 0, a = 10, s = 30

V² = U²+2as
V² = 0 + 2 * 10 * 30
V² = 0 + 600
V = √600
V = 24.5m/s

Users Also Read These:

SEE ALSO  If a body moves with a constant speed and at the same time undergoes an acceleration, its motion is said to be?

Copyright warnings! Do not copy.