Which of the Following Is an Advantage of Pulsed Doppler

question 65

Multiple Choice

Which of the following is an advantage of pulsed Doppler?

• A) Sensitivity of low flow velocities is increased.
• B) Higher operating frequencies can be utilized.
• C) Depth of sample volume can be accurately selected.
• D) Higher frequency shifts can be displayed without aliasing.

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Definitions:

Beta

A measure of the volatility or systematic risk of a security or a portfolio compared to the market as a whole.

Unsystematic Risk

The risk associated with a specific company or industry, which can be mitigated through diversification.

Systematic Risk

The risk inherent to the entire market or market segment, which cannot be eliminated through diversification.

Beta

Beta is a measure of the volatility, or systematic risk, of a security or portfolio in comparison to the market as a whole, indicating its sensitivity to market movements.