A Pendulum Bob of Mass M Is Set into Motion

question 26

Multiple Choice

A pendulum bob of mass m is set into motion in a circular path in a horizontal plane as shown in the figure. The square of the angular momentum of the bob about the vertical axis through the point P is

• A) m² gl³ sin⁴ θ/cos θ
• B) m² gl³ sin³ θ/cos θ
• C) m² gl³ sin² θ/cos θ
• D) m² gl³ sin θ/cos θ
• E) m² gl³ sin² θ

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Definitions:

Market Risk Premium

The excess return that investors require for choosing a risky investment over a risk-free one.

Excess Return

The return on an investment that exceeds the return on a risk-free asset such as a Treasury bond.

Risk-Free Asset

A secure financial asset offering a promised payoff without any chance of losing money, commonly found in the form of government bonds.

Lithium-Base Grease

A type of lubricant made from lithium soap, used for its high resistance to extreme temperatures and water washout.