The U-Tube in the Figure Is Sealed at Both Ends $\times$

question 69

Multiple Choice

The U-tube in the figure is sealed at both ends. It contains a gas in A, another gas in B, and mercury in C. The heights of the mercury in the two arms are as shown. The density of mercury is 13.6 g/cm³. If the pressure in A is 1 $\times$ 10⁴ dyn/cm², the pressure in B is

• A) 1 \(\times\) 10⁴ dyn/cm²
• B) 2 \(\times\) 10⁴ dyn/cm²
• C) 3 \(\times\) 10⁴ dyn/cm²
• D) 4 \(\times\) 10⁴ dyn/cm²
• E) 5 \(\times\) 10⁴ dyn/cm²

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Definitions:

Treynor-Black Model

A portfolio optimization model that blends a passively managed market portfolio with actively managed portfolios to achieve higher risk-adjusted returns.

Active Portfolio

An investment portfolio that is frequently adjusted or traded by managers in an attempt to outperform the market.

Dominant Strategy

A strategy that always provides a better outcome for a player, no matter what the other players do.

Reward/Risk Ratio

A financial metric that compares the expected returns of an investment to the amount of risk undertaken to capture these returns.