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प्रश्न
What is “Greenwich Mean Time”?
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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.
संबंधित प्रश्न
State the longitudinal value in degrees of Indian Standard Meridian.
Give a reason for the lines of longitude are also called Meridians of longitude.
Give a reason for the diametrically opposite lines of longitude and the Equator are called Great Circles.
Give a reason the international date line deviates and goes zig-zag near some Islands in the Pacific ocean.
Into how many time zones, has the world been divided?
Give a reason for the following :
All parallel other than equator are not Great Circles.
State two properties of lines of longitude.
What is the relation between longitude and time?
Or
“There is a difference of 4 minutes of time for one degree of longitude”. Why?
The lines of longitude converge at the ______.
What are called meridians of longitude?
