Tripling Both the Tension in a Guitar String and Its

question 22

Multiple Choice

Tripling both the tension in a guitar string and its mass per unit length will result in changing the wave speed in the string by what factor?

• A)0.58
• B)1.00 (i.e. ,no change)
• C)1.73
• D)3.00

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Definitions:

Cost of Equity

The return that investors expect for investing in a company's equity, considering the risk involved in holding the company's shares.

Present Value

The current value of a future sum of money or stream of cash flows, given a specified rate of return.

Growth Opportunities

Prospects or possibilities for financial growth and expansion within a company or market, often through investment in new projects or sectors.

P/E Ratio

Price-to-Earnings Ratio; a valuation ratio of a company's current share price compared to its per-share earnings.