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A Steel Lift Column in a Service Station Is 4

Question 6

Multiple Choice

A steel lift column in a service station is 4.0 m long and 0.20 m in diameter. Young's modulus for steel is 20 × 1010 N/m2. By how much does the column shrink when a 5000-kg truck is on it?


A) 4.7 × 10-7 m
B) 8.0 × 10-7 m
C) 3.2 × 10-6 m
D) 7.8 × 10-6 m
E) 3.1 × 10-5 m

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