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प्रश्न
What is “Greenwich Mean Time”?
उत्तर
Greenwich Mean Time (GMT):- It is based on 0° longitude of a place of this name near London. GMT is adopted uniformly by all countries to keep time. It forms the basis of fixing Time Zones.
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संबंधित प्रश्न
Give a reason for the following:
Diametrically opposite lines of longitude and the Equator are called Great Circles.
Which star is located vertically above the North pole?
What is the rate of change of time per degree of longitude?
Give a reason for the following :
When it is noon at Cairo (30°E), the local time in New York (75°W) is 5.00 a.m.
Give a reason for the following :
All parallel other than equator are not Great Circles.
Fill in the blanks.
The distance between the longitudes decreases towards___________.
Why do we have the concept of time zone?
The imaginary lines drawn vertically on Earth.
What is known as Eastern Hemisphere?
Write a note on Longitudes.
