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Answer:
Velocity of the block = 7 m/s
Explanation:
Given:
Mass of block m = 1 kg
Acceleration = 9.8 m/s²
Distance = 2.5 m
Find:
Velocity of the block
Computation:
mgh = 1/2 mv²
So
(1)(9.8)(2.5) = 1/2(1)(v)²
Velocity of the block = 7 m/s