Physics Mod 1 Flashcards
1
Q
Relationship between time and frequency
A
Reciprocals
2
Q
Metric system names
A
Giga Mega Kilo Hecto Deca Deci Centi Mili Micro Nano
3
Q
Doppler equation
A
fDop = 2f0 x v x Cos(theta) / c
c = propagation velocity
4
Q
Propagation speed of ultrasound in soft tissue
A
1540 m/sec
5
Q
Cosine of angles
A
0 = 1 30 = 0.864 45 = 0.707 60 = 0.5 90 = 0
6
Q
Nyquist criterior
A
Sample at least twice as fast as the highest frequency in the signal
