The Displacement of a String Carrying a Traveling Sinusoidal Wave $\phi$

question 21

Multiple Choice

The displacement of a string carrying a traveling sinusoidal wave is given by At time t = 0 the point at x = 0 has velocity v₀ and displacement y₀. The phase constant $\phi$ is given by tan $\phi$ =:

• A) v₀/ \( \omega \)y₀
• B) \( \omega \)y₀/v₀
• C) \( \omega \)v₀/y₀
• D) y₀/ \( \omega \)v₀
• E) \( \omega \)v₀y₀

---

Definitions:

Treynor Measure

A performance metric for determining how well an investment compensates the investor for the risk taken, considering systematic risk.

Risk-Free Return

The theoretical return of an investment with zero risk, often represented by the yield of government bonds like U.S. Treasury bonds.

Betas

A metric that assesses the systematic risk or volatility faced by a security or portfolio in contrast to the entire market.

Sharpe Measure

A ratio used to evaluate the risk-adjusted performance of an investment, considering both the return and the volatility of the investment.