Which type of Doppler radar sends a steady signal instead of pulses?
Answer
continuous-wave radar
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Which type of Doppler radar sends a steady signal instead of pulses?
Answer
continuous-wave radar
What instrument uses Doppler shifts to measure a vessel's speed through water?
Answer
Doppler velocity log
Which ultrasound mode maps Doppler frequency shifts as colors?
Answer
color Doppler
Which dimensionless number is source speed divided by local sound speed?
Answer
Mach number
What cone-shaped wave pattern is made by a source moving faster than wave speed?
Answer
Mach cone
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Latest trivia questions
What instrument uses Doppler shifts to measure a vessel's speed through water?
Answer
Doppler velocity log
Which ultrasound mode maps Doppler frequency shifts as colors?
Answer
color Doppler
Which dimensionless number is source speed divided by local sound speed?
Answer
Mach number
What does the C mean in CW Doppler radar?
Answer
continuous
What name is given to velocity along an observer's line of sight?
Answer
radial velocity
Which wave property is measured in hertz?
Answer
frequency
A sound source moving faster than sound produces what loud phenomenon?
Answer
sonic boom