The Rigid Body Shown Is Rotated About an Axis Perpendicular

question 23

Multiple Choice

The rigid body shown is rotated about an axis perpendicular to the paper and through the point P. If M = 0.40 kg, a = 30 cm, and b = 50 cm, how much work is required to take the body from rest to an angular speed of 5.0 rad/s? Neglect the mass of the connecting rods and treat the masses as particles.

• A)2.9 J
• B)2.6 J
• C)3.1 J
• D)3.4 J
• E)1.6 J

---

Definitions:

Relative Value Strategy

An investment strategy that seeks to identify price discrepancies between related financial instruments, such as between stocks and bonds or among different securities in the same sector.

S&P 500 Futures Contracts

Financial contracts that speculate on the future value of the S&P 500 index, allowing investors to bet on the direction of the U.S. stock market.

Beta

A measure of a stock's volatility in relation to the overall market; a beta greater than 1 indicates higher than market volatility.

Risk-Free Rate

The hypothetical return rate on an investment that carries no risk, commonly depicted through the yield of government bonds.