A 1000-Kg Object Hangs from the Lower End of a Steel

question 8

Multiple Choice

A 1000-kg object hangs from the lower end of a steel rod 5.0 m long that is suspended vertically.The diameter of the rod is 0.80 cm and Young's modulus for the rod is 210,000 MN/m².What is the elongation of the rod due to this object?

• A) 1.2 cm
• B) 0.46 cm
• C) 0.12 cm
• D) 1.8 cm
• E) 0.047 cm

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Definitions:

Buyer's Bank

The financial institution that represents a buyer in transactions, ensuring payment to the seller under agreed conditions.

Cashier's Check

A check issued by a bank and drawn from its own funds rather than those of a personal account, typically used for significant transactions where guaranteed funds are required.

Trade Acceptance

A draft that is drawn by a seller of goods ordering the buyer to pay a specified sum of money to the seller, usually at a stated time in the future. The buyer accepts the draft by signing the face of the draft, thus creating an enforceable obligation to pay the draft when it comes due. On a trade acceptance, the seller is both the drawer and the payee.

Draft

A preliminary version of a document or an order for payment issued by one party to another.