0 votes
in General by (46.3k points)
closed by

Define the following : 

1. Nautical mile 

2. True course 

3. Knot 

4. Pilotage

5. Meridian

6. Latitude

7. Navigation

8. Equator

1 Answer

+1 vote
by (47.4k points)
selected by
Best answer

1. Nautical mile: For purpose of navigation. The distance on the Earth surface which represent 1 minute of latitude is as standard measurement at sea and is called a nautical mile (6080 feet).

2. True course: The angle between fore and aft line and the meridian through the position is called true course.

3. Knot: The speed of one nautical mile per hour is called a knot.

4. Pilotage: It is an art of conduction of a ship in the neighbourhood of dangers such as rocks and shoals and in the narrow waters such as harbour channels and canals.

5. Meridian: These are semi great circle joining the poles and are perpendicular to the equator.

6. Latitude: The latitude of a place is the angular distance of the place North or South of the equator.

7. Navigation: It is the art of finding the position of a ship at sea and conduction her safety from one place to another.

8. Equator: The great circle midway between the poles is known as the equator. Every point on the equator is therefore 90 degrees from the poles.

Related questions

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.