BigBenJoe4862 BigBenJoe4862

06-03-2024
Physics

contestada

A shot traveling at the rate of 100 m/s is just able to pierce a plank 4 cm thick. What velocity is required to just pierce a plank 9 cm thick?
a) 150 m/s
b) 200 m/s
c) 225 m/s
d) 250 m/s

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