Three Identical 50-Kg Balls Are Held at the Corners of an Equilateral

question 47

Multiple Choice

Three identical 50-kg balls are held at the corners of an equilateral triangle,30 cm on each side.If one of the balls is released,what is the magnitude of its initial acceleration if the only forces acting on it are the gravitational forces due to the other two masses? (G = 6.67 × 10^-11 N ∙ m²/kg²)

• A)3.7 × 10^-8 m/s²
• B)2.5 × 10^-8 m/s²
• C)1.9 × 10^-8 m/s²
• D)4.2 × 10^-8 m/s²
• E)6.4 × 10^-8 m/s²

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Definitions:

Financial Statement

Documents that provide an overview of a company's financial condition in both short and long term, including balance sheets, income statements, and statements of cash flows.

Permanent/Temporary

In accounting, refers to the classification of accounts based on their longevity; permanent accounts are cumulative over time (e.g., assets, liabilities, equity), while temporary accounts are closed at the end of each accounting period (e.g., revenues, expenses).

Normal Balance

The side (debit or credit) on which increases to the account are recorded, based on the type of account (asset, liability, equity, revenue, expense).

Financial Statement

A written report that quantitatively describes the financial health of a company, including balance sheets, income statements, and cash flow statements.