A 20-Kg Block Travels Around a 0

question 8

Multiple Choice

A 2.0-kg block travels around a 0.50-m radius circle with an angular velocity of 12 rad/s. The magnitude of its angular momentum about the center of the circle is:

• A) 6.0 kg . m²/s
• B) 12 kg . m²/s
• C) 48 kg/m² . s
• D) 72 kg . m²/s²
• E) 576 kg/m² . s²

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Definitions:

Market Risk Premium

The additional return an investor expects to receive from holding a risky market portfolio instead of risk-free assets.

SML

Stands for Security Market Line, a graphical representation of the expected return of investments at different levels of systematic, or market, risk.

Beta

An indicator of how much a stock's price is expected to fluctuate, compared to fluctuations in the overall stock market.

Required Rate of Return

The minimum annual percentage return an investor expects to earn from an investment to consider it worthwhile.