- #1
JMWM
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Homework Statement
Human reaction time is usually about .20s. If your lab partner holds a ruler between your fingers and thumb and releases it without warning, how far can you expect the ruler to fall before you catch it. (disregard air resistance g= 9.81 m/s^2)
Homework Equations
not sure what to use.
The Attempt at a Solution
I was thinking on using velocity? but I don't know, I don't think I have much info.
the answer is 19.6 cm
if anyone could please help me, set this up... I would truly appreicate it.