单项选择题
How can rescue personnel detect that a SART is transmitting in the immediate vicinity? （）
A.The SART's blips on the PPI will begin arcing and eventually become concentric circles
B.The DSC unit will react to the SART's signal and respond with the two-tone autoalarm
C.The SART can provide an approximate location to within a two nautical mile radius per IMO standards
D.The SART signal appears as a target which comes and goes; the effect of heavy swells on a SART
相关考题
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单项选择题
How can rescue personnel detect that a SART is transmitting in the immediate vicinity?（）
A.The SART's blips on the PPI will begin arcing and eventually become concentric circles
B.The DSC unit will react to the SART's signal and respond with the two-tone alarm
C.The SART can provide an approximate location to within a two nautical mile radius，per IMO standards
D.The SART signal appears as a target which comes and goes; the effect of heavy swells on a SART -
单项选择题
How can a SART’s effective range be maximized? （）
A.The SART should be placed in water immediately upon activation
B.The SART should be held as high as possible
C.Switch the SART into the "high" power position
D.If possible，the SART should be mounted horizontally so that its signal matches that of the searching radar signal -
单项选择题
A yellow signal floating in the air from a small parachute，about 300 feet above the water，would indicate that a submarine（）.
A.has fired a torpedo during a drill
B.is about to rise to periscope depth
C.is on the bottom in distress
D.is disabled and unable to surface
