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If you catch the ruler 8.3 cm from the lower end, what is your reaction time? Express your answer using two significant figures.
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If you catch the ruler 8.3 cm from the lower end, what is your reaction time? Express your answer using two significant figures.

User Delby
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1 Answer

11 votes
11 votes

Answer:

Below

Step-by-step explanation:

The time it take the ruler to fall .083 m is given by

d = 1/2 a t^2 d = .083 m a = 9.81 m/s^2

t = .13 s

User Mukesh Bhojwani
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3.8k points
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