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Chapter 7
Range Equation
8
Physics
Undergraduate 2
10/29/2014

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Cards

Term
Time of flight or Go return time
Definition
the time needed for the pulse to travel to and from the transducer
Term
time of flight will be increase by a factor of _________
Definition
two
Term
when the time of flight is known, we can determine the ________
Definition
distance
Term
Go return time equation
Definition
time of flight = depth multiplied by 13"us"

ex: if the given is 10 cm....

10cm x 13 'us'/cm = 130 'us'
Term
If the Time of flight is 39'us', what is the reflector depth?
Definition
The reflector depth would be 3 cm because 13 goes into 39 three times.
Term
if the go return time is 26 'us', what is the total distance that the pulse traveled?
Definition
it would be 4 cm

the depth is 2 and then you double that to get the total distance traveled.
Term
the max imaging depth (depth of view) is ___________ related to the prp.
Definition
directly

ex: if the max imaging depth is changed from 10 cm to 20 cm, then the prp doubles as well.
Term
prf is ________ related to imaging depth
Definition
inversely
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