A.one target
B.two targets
C.three targets
D.a large number of targets
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A.EBL
B.VRM
C.CRT
D.target tracking range
A.EBL
B.VRM
C.CRT
D.Grease pencil
A.To receive the high-frequency pulses from the transmitter
B.To focus the pulses into a beam,and send them into space
C.To pick up reflected pulses coming from objects that have been struck by the beam
D.To reflect microwaves
A.Relative
B.TRUE
C.Compass
D.Magnetic
A.Your speed must be reduced to bare steerageway
B.A look-out is not required if the radar is on
C.Fog signals are only required when a vessel is detected by radar
D.The radar should always be kept on a short-range scale
最新試題
Which procedure(s) shall be used to determine risk of collision? ()
When using an ARPA,what should you consider in order to evaluate the information displayed?()
When navigating in thick fog with the radar on,you should().
()is not a job of the radar antenna.
What provides little or no indication that a vessel is dragging anchor? ()
Your ARPA has two guard zones.What is the purpose of the inner guard zone().
When using the radar for navigating().
Which statement is true concerning a vessel equipped with operational radar?().
Which statement is TRUE concerning a vessel equipped with operational radar?().
When will the float-free emergency position indicating radiobeacon be activated after abandoning ship? ()