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प्रश्न
Give a reason for the following :
Local time is a theoretical reality, while Standard Time is a practical necessity.
उत्तर
Local time may differ from place to place. Therefore, it is only a theoretic reality. On the other hand, the standard time is the same for a particular country. It is a practical necessity for the sake of uniformity of time.
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संबंधित प्रश्न
Which meridian is called Prime meridian?
Which star is located vertically above the North pole?
Name the two hemispheres of the Earth made by the equator?
What is the “Prime Meridian”?
What is “Greenwich Mean Time”?
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 :
A person, travelling from Mumbai to London, alters the time on his watch at several places.
What is the relation between longitude and time?
Or
“There is a difference of 4 minutes of time for one degree of longitude”. Why?
What are the main characteristics of local time?
(a) What is the rule of changing the date while crossing the international date line?
(b) What is meant by ‘six-day week’ and ‘eight-day week’?
