A machine can produce copper wires of length between 8 cm to 10 cm. What is the probability that the machine will produce a copper wire with at most length of 9.2 cm?
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Answer:
0.02
Step-by-step explanation:
Solution
σ=lateral contraction strainlogitudinal elongation strain
∴ Lateral contraction strain =0.2×0.88=0.02.
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