Hydrochloric acid is the main acid that helps break down food in the stomach. The atoms of hydrochloric acid share electrons. Hy
2 answers:
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Answer:
option c
Explanation:
Kinetic energy is due to the speed of a body.
When speed is doubled, the kinetic energy is quadruple.
From third equation of motion, braking distance is also proportional to square of speed. Thus, when speed is doubled, the braking distance is quadruple.
Thus, option c is correct.