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Which district has become the first one in India to have high speed Rural Broadband Network under National Optical Fibre Network (NOFN) ?
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- 8 trillion km
- 10 trillion km
- 12 trillion km
- 14 trillion km
Correct Option: B
A light-year is a unit of distance. It is the distance that light can travel in one year. Light moves at a velocity of about 300,000 kilometers (km) each second. So in one year, it can travel about 10 trillion km.
