A Platinum Wire That Is 1

question 30

Multiple Choice

A platinum wire that is 1.20 m long has a radius of 0.500 mm and is fixed at both ends.In its third harmonic it vibrates at 512 Hz.The density of platinum is 21.4 × 10³ kg/m³.What is the tension in the wire?

• A) 4.00 kN
• B) 2.00 kN
• C) 2.82 kN
• D) 1.41 kN
• E) 1.00 kN

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Definitions:

General Journal

A ledger in which all transactions are initially recorded, dated, and described.

Transposition Error

A common accounting mistake where figures are mistakenly reordered, leading to inaccurate entries and discrepancies in financial records.

Trial Balance

A bookkeeping worksheet in which the balances of all ledgers are compiled into debit and credit account columns to ensure their accuracy.

Journalized

The process of recording transactions in the accounting journals as part of the accounting cycle.