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Spatial peak intensity refers to the peak value in time.

Spatial peak intensity refers to the peak value in time.

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The thickness of the matching layer is:

The thickness of the matching layer is:

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What occurs if two waves of different frequencies combine?

What occurs if two waves of different frequencies combine?

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These parameters are determined only by the sound source:

These parameters are determined only by the sound source:

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With a 5 MHz transducer the sound wave is traveling through…

With a 5 MHz transducer the sound wave is traveling through a medium at a speed of 1500 m/s.  The depth is decreased from 8 cm to 4 cm.  What happens to the frequency?

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The power of a wave is doubled. Intensity is also doubled. W…

The power of a wave is doubled. Intensity is also doubled. What must have happened to beam area?

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Huygen’s principle relates to:

Huygen’s principle relates to:

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A reduction of intensity to one half its original value is _…

A reduction of intensity to one half its original value is _________ dB.

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A sound wave leaves the transducer, travels through blood wi…

A sound wave leaves the transducer, travels through blood with a speed of 1560 m/s.  One second later the returning echo is received by the transducer. What was the depth of the reflector?

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The intensity of a beam is 50 mW/cm2.It is increased by 3 dB…

The intensity of a beam is 50 mW/cm2.It is increased by 3 dB. What is the new intensity?

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