Choose the right answer from the four alternatives given below.

Which one of the following longitudes is the standard meridian for India?



The longitudinal extent of India is 68° 7'E to 97° 24'E. By convention, the longitudes which serve as standard meridians for the country’s times should be multiples of 7°30’. Within the given longitudes, and should lie closest to the central longitude of the country. The central longitude is 83°15’. The only multiple of 7°30’, which fulfils the criteria, is the IST- 82°30’.

Hence, A is correct.

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