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Tasha US phys. def.
Tasha DMS Physics definitions
| Question | Answer |
|---|---|
| Period (T) | time for one cycle |
| wavelength | length of space over which 1 cycle occurs |
| PRP (pulse repetition period) | time from beginning of one pulse to beginning of next pulse |
| PD (pulse duration) | time for 1 pulse |
| DF (duty factor) | amount of time that PW is on |
| SPL (spatial pulse length) | length (distance) of pulse from end to end |
| Intensity (I) | rate that energy passes through a unit area |
| attenuation (a) | the weakening of sound as it travels |
| Impedance (z) | amount of an incident sound wave that is reflected back through the 1st medium and how much is transmitted into 2nd medium |
| amplitude | the maximum variation that occurs in a variable |
| range | distance from the transducer to an echo-generating structure |