The Standard Meridian of India has a longitude of 82°30’E. This Standard meridian passes through Mirzapur in Uttar Pradesh and it is considered as the standard time for the whole country.
What is standard meridian?
Standard Meridian is the longitude which is used to describe time of a country. It ideally should be the same for the whole country and all the places in a country should follow this same time. The standard meridian of India is 82.5 ° E and it passes through Mirzapur in Uttar Pradesh.
Why do we need a standard meridian where is it located?
The time of a place depends on the longitude that passes through it. Therefore, the standard time for each country is usually taken as the time of the central meridian that passes through it. … Thus, we need a standard meridian for the country. In India 82 ½ °E longitude determines the standard time.
What is the use of standard meridian time?
Answer: Standard time is the synchronization of clocks within a geographical area to a single standard time, rather than using solar time or a locally chosen meridian (longitude) to establish a local mean time standard.
What is monsoon Class 9?
Answer: The seasonal reversal in wind direction during a year is called monsoon. Monsoon tends to have ‘breaks’ in rainfall; which means that there are wet and dry spells in between. The monsoon rains take place only for a few days at a time and then come the rainless intervals.
Why is 82.30 has been selected?
2 Answers. The Earth has been divided into 24 time zones of one hour each. … This causes a time lag of 2 hrs from Gujarat to Arunachal Pradesh to avoid confusion and to have a standard time for reference, The 82.30’Eastern Longitude has been taken as the standard time for the whole country.
What is the other name of Standard meridian?
Another name for a meridian is longitude. Meridians are lines of longitude that are drawn from the North Pole to the South Pole.
How standard meridian is calculated?
To find the time meridian of a country, take the westernmost longitude and the easternmost longitude of that country, take the mean, and find the nearest multiple of 7.5 degree. As India’s longitudinal extent is from 68° 7′ 53″ E to 97° 24′ 47″ E. Nearest multiple of 7.5° is 82.5°.
What is standard meridian and standard time?
The system consisted of 24 standard meridians of longitude 15 degrees apart from each other, beginning with the Prime Meridian through Greenwich, England. Each meridian is the center of each standard time zone. … So 1600Z (or 4 pm in the Prime Meridian time zone) is actually 10 am in Wisconsin during the winter.