Intensities may be reported in various ways with respect to what?
time and space
The different measurements of intensities are important in the study of what?
Spatial peak and temporal average intensities (SPTA) is the most relevant intensity with respect to what?
All intensities have are measured in what units?
What intensities have the highest values?
What intensities have the lowest values?
What describes the spread of a beam space?
beam uniformity coefficient (SP/SA factor)
Even though its value is greater than 1, the SP/SA factor is what?
Duty factor describes the relationship of beam intensities with what?
Because the beam is always on for CW the pulse average equals what?
When pulsed and CW sound beams have the same SPTP or SATP intensities, the CW beam has what?
higher SPTA or SATP intensity
Temporal peak intensity is what?
maximum in time
Intensity is averaged over the most what?
Pulse average intensity is averaged only during what?
pulse duration (on time)
Temporal average intensity is averaged during what?
PRP (both on and off times)
Spatial peak intensity is what?
maximum in space
Spatial average intensity is averaged over what?
cross-sectional area of the beam
The rank of intensities from largest to smallest is what?
SPTP, Im, SPPA, SPTA, SATA