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प्रश्न
Calculate the local time in Singapore (104°E) when it is 6.00 p.m. at Greenwich.
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उत्तर
The longitudinal difference in Singapore and Greenwich is 104°, so the time difference is 104 × 4 = 416 minutes i.e. 6 hours 56 minutes. So the time in Singapore will be 12.56 a.m.
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संबंधित प्रश्न
Which line of longitude is used to fix the World Standard Time? State its value in degrees.
Give a reason for the lines of longitude are also called Meridians of longitude.
Which meridian is called Prime meridian?
Name the two hemispheres of the Earth made by the equator?
Give a reason for the following :
Local time is a theoretical reality, while Standard Time is a practical necessity.
Give a reason for the following :
All parallel other than equator are not Great Circles.
What adjustment has to be made when ships cross the International Date Line?
OR
Explain why a day appears to be lost in sailing round the world from east to west and gained when travelling from west to east.
What will be local time at Delhi 77° E longitude when it is 3 p.m. at Tokyo 139°E 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?
India is located in this hemisphere based on lines of longitude.
