In the LORAN (LOng RAnge Navigation) Radio Navigation System, Two

question 65

Multiple Choice

In the LORAN (LOng RAnge Navigation) radio navigation system, two radio stations located at A and B transmit simultaneous signals to a ship or an aircraft located at P.The onboard computer converts the time difference in receiving these signals into a distance difference and this, according to the definition of a hyperbola, locates the ship or aircraft on one branch of a hyperbola (see the figure) .Suppose that station B is located L = mi due east of station A on a coastline.A ship received the signal from B microseconds before it received the signal from A.Assuming that radio signals travel at a speed of and if the ship is due north of B, how far off the coastline is the ship? Round yourAnswer to the nearest mile.Select the correct Answer

• A) miles
• B) miles
• C) miles
• D) miles
• E) miles

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Definitions:

Ultrasonography

A diagnostic imaging technique using ultrasound waves to visualize internal structures of the body, including organs and blood flow.

Tomography

A technique for displaying a representation of a cross section through a human body or other solid object using X-rays or ultrasound.

Radiologist

A medical doctor specialized in diagnosing and treating diseases and injuries using medical imaging technologies, such as X-rays, MRI, and CT scans.

Radiographer

A radiographer is a healthcare professional who specializes in taking and interpreting medical images such as X-rays.