Table of Contents
- 1 How is India 5.5 hours ahead of GMT?
- 2 When did GMT start?
- 3 Why is ist 5.30 hours ahead of GMT?
- 4 Is India 5 hours 45 minutes ahead of Greenwich?
- 5 How many standard time exist in India?
- 6 What is the difference in time between Indian Standard Time IST and Greenwich Mean Time GMT )?
- 7 Why IST is taken as the standard time in India?
- 8 Why is India 30 minutes behind China in time?
How is India 5.5 hours ahead of GMT?
Detailed Solution. India Standard Time (IST) is 5:30 hours (5 hours 30 minutes) ahead of Greenwich Mean Time (GMT+5.5). Indian Standard Time is calculated on the basis of 82.5° E longitude, which is just west of the town of Mirzapur, near Allahabad in the state of Uttar Pradesh.
When did GMT start?
GMT was ultimately adopted across Great Britain by the Railway Clearing House in December 1847. It officially became ‘Railway Time’. By the mid-1850s, almost all public clocks in Britain were set to Greenwich Mean Time and it finally became Britain’s legal standard time in 1880.
How has the Indian standard time been worked out?
Indian Standard Time is calculated on the basis of 82.5 °E longitude which is just west of the town of Mirzapur, near Allahabad in the state of Uttar Pradesh.
Why is ist 5.30 hours ahead of GMT?
The earth revolves from west to east. So, those places lying to the east of Greenwich will be ahead Greenwich time and those to the west will be behind Greenwich time. The Indian Standard Time is 5 and a half hours ahead of the Greenwich Mean Time (GMT). Thus, the correct answer is option (C).
Is India 5 hours 45 minutes ahead of Greenwich?
India located east of Greenwich at 82o30′ E. ⇒ 5 hours and 30 minutes ahead of Greenwich Meridian Time (GMT).
What is GMT now in India?
Time Zone in New Delhi, Delhi, India
| Current: | IST — India Standard Time |
|---|---|
| Current Offset: | UTC/GMT +5:30 hours |
| Difference: | 10:30 hours ahead of New York |
How many standard time exist in India?
The Republic of India uses only one time zone across the whole nation and all its territorries, called Indian Standard Time (IST), which equates to UTC+05:30, i.e. five and a half hours ahead of Coordinated Universal Time (UTC).
What is the difference in time between Indian Standard Time IST and Greenwich Mean Time GMT )?
IST is 5.5 hours ahead of GMT.
When was the Indian time system established in India?
After independence in 1947, the Indian government established IST as the official time for the whole country, although Kolkata and Mumbai retained their own local time (known as Calcutta Time and Bombay Time) until 1948 and 1955, respectively.
Why IST is taken as the standard time in India?
IST is taken as the standard time as it passes through almost the centre of India. To communicate the exact time to the people, the exact time is broadcast over the national All India Radioand Doordarshantelevision network. Telephone companies have dedicated phone numbers connected to mirror time serversthat also relay the precise time.
Why is India 30 minutes behind China in time?
Ironically, India is also two and a half hours behind anywhere in China, because the People’s Republic decided they wanted the entire country to be one time zone. Politics, mixed with a little logic, is why India is only 30 minutes ahead or behind the neighboring time zones.
Is India the only country with an unusual time zone?
But India isn’t the only country with an unusual time zone setup – some Australian states, Sri Lanka, St John’s in Canada, and Nepal is 45 minutes offset from its adjacent time zones, as just a few examples.