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secondary 4 | Physics
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Date Posted: 4 years ago
Views: 726
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The more realistic, but long answer: given a distance of 800m, the flash from the firing of pistol may not be clearly seen. There is a short delay before the smoke is ejected and forms a visible cloud. Thus, the timekeeper may inadvertently start the stopwatch later than expected.
Date Posted:
4 years ago
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