A man throws the bricks to a height of 12 m where they reach with a speed of `12 m//s`. If he throws the bricks such that they j

A man throws the bricks to a height of 12 m where they reach with a speed of `12 m//s`. If he throws the bricks such that they just reach that height, what percentage of energy will be saved? `(g = 9.8 m//s^(2))`
A. 0.29
B. 0.46
C. 0.38
D. 0.5

A man throws the bricks to a height of 12 m where they reach with a speed of `12 m//s`. If he throws the bricks such that they just reach that height,

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