An auxiliary receiving antenna on a ship...

Question 1 / 20Ry5oyizDTdgTHEFb5WPr

Question 1 of 20Ry5oyizDTdgTHEFb5WPr

An auxiliary receiving antenna on a ship with a radio direction finder:

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Question 1 of 20

Ry5oyizDTdgTHEFb5WPr

An auxiliary receiving antenna on a ship with a radio direction finder:

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🔍 Key Concepts

• Radio Direction Finder (RDF) – what its main purpose is on a ship • Difference between a direction-finding receiver and a communications receiver • What an auxiliary receiving antenna adds to the RDF system (not just being a spare)

💭 Think About

• Ask yourself: Is the auxiliary antenna mainly about backup/spare capability, or about allowing two different radio functions to be used at the same time? • Think about which frequency (500 kHz) was historically used for distress/watchkeeping, and whether that relates more to general communications or to direction-finding. • Consider how an RDF system might be arranged so that one part of the system can be used while the other radio equipment is busy.

✅ Before You Answer

• Check which choice actually describes a functional advantage beyond just being a "spare". • Verify which answer connects the auxiliary antenna with the ability to operate one receiver while the other is in use or on watch. • Eliminate any option that doesn’t clearly relate to the direction finder’s ability or the watchkeeping requirement.

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Question 1 of 20

An auxiliary receiving antenna on a ship with a radio direction finder:

Is mainly a spare antenna

Enables the radio operator to maintain watch on 500 kHz whether or not the direction finder is in use

Enables the radio operator to use the direction finder whether or not the communications receiver is in use

None of the above

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Question 1 / 20Ry5oyizDTdgTHEFb5WPr

Question 1 of 20Ry5oyizDTdgTHEFb5WPr

An auxiliary receiving antenna on a ship with a radio direction finder:

Back

Question 1 of 20

Ry5oyizDTdgTHEFb5WPr

An auxiliary receiving antenna on a ship with a radio direction finder:

No comments yet

Be the first to share your thoughts!

If the question has a related picture, it will appear here.

🔍 Key Concepts

💭 Think About

✅ Before You Answer

👋 Hi! I'm Genie, your AI study assistant. How can I help you with this question?

Quick actions

— No credit card needed