A 20-G Bead Is Attached to a Light 120 Cm-Long

question 51

Multiple Choice

A 20-g bead is attached to a light 120 cm-long string as shown in the figure. If the angle θ is measured to be 18°, what is the speed of the mass?

• A) 2.0 m/s
• B) 3.8 m/s
• C) 1.3 m/s
• D) 1.1 m/s
• E) 0.55 m/s

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Definitions:

Price-Earnings Ratio

Price-earnings ratio is a valuation metric comparing a company's current share price relative to its per-share earnings, used to gauge if a stock is over or undervalued.

Earnings Per Share

A measure of a company's profitability, calculated as the profit available to common shareholders divided by the average number of common shares outstanding.

Working Capital

The variance between a business's present assets and its present debts, which demonstrates the firm's liquidity.

Common Stock

A type of equity security that represents ownership in a corporation, with rights to vote on corporate matters and receive dividends.