A.one-millionth part of a second
B.one-thousandth part of a second
C.one-hundredth part of a second
D.one-tenth part of a second
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A.persistence
B.pulse repetition rate
C.pulse length
D.rotation rate
A.carrier frequency
B.pulse repetition rate
C.pulse length
D.pulse repetition time
A.magnetron
B.receiver
C.indicator
D.modulator
A.transmitter
B.antenna system
C.indicator
D.modulator
A.persistence
B.pulse repetition rate
C.pulse length
D.resolution
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()is on the panel of radar.
The number of pulses of energy transmitted per second is call the().
Error may be introduced into a magnetic compass by().
A barometer showing falling pressure indicates the approach of a().
AREAS WHICH CANNOT BE SCANNED BY THE RADAR OF THE VESSEL BECAUSE THEY ARE SHIELDED BY PARTS OF ITS SUPERSTRUCTURE,MASTS,ETC means().
An ECDIS is required to display which information?()
A Doppler log in the volume reverberation mode indicates().
An ECDIS is required to display which information?()
A Doppler log in the bottom return mode indicates the().
()should be used during the poor visibility if the radar’s screen shows heavy sea returns.