Which of the following sets of cities is located on the reference longitude for Indian standard time?

Which of the following sets of cities is located on the reference longitude for Indian standard time? Correct Answer Kakinanda-Pondicherry

Kakinanda-Pondicherry is located on the reference longitude for Indian standard time. Kakinada is globally known for its sweet called kaaja. Along with these it is also known for its town planning. The Indian Standard Time (IST) passes through this city.

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