Comic-book superheroes are sometimes able to punch holes through steel walls. (a
ID: 1698300 • Letter: C
Question
Comic-book superheroes are sometimes able to punch holes through steel walls.
(a) If the ultimate shear strength of steel is taken to be 2.30 10^9 Pa, what force is required to punch through a steel plate 2.20 cm thick? Assume the superhero's fist has cross-sectional area of 9.00 101 cm^2 and is approximately circular.
207000000
Your response differs significantly from the correct answer. Rework your solution from the beginning and check each step carefully. N
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Explanation / Answer
a