A Steel Lift Column in a Service Station Is a Solid

question 10

Multiple Choice

A steel lift column in a service station is a solid cylinder 4.0 m long and 0.20 m in diameter. Young's modulus for this steel is 20 × 10¹⁰ N/m². By what distance does the column compress 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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