(i) (b) Orissa
(ii) (a) 97∘25′E
(iii) (c) Nepal
(iv) (b) Lakshadweep
(v) (b) Tajikistan
(i) Lakshadweep
(ii) Russia, Canada, China, USA, Brazil and Australia.
(iii) Andaman and Nicobar group of islands.
(iv) Maldives, Sri Lanka.
The longitudinal gap between Arunachal Pradesh and Gujarat is approximately 30, due to this, there is a time lag of about two hours between these states. Since, Arunachal Pradesh is present in the east, hence the sun rises earlier here; in compared to Gujarat. The Indian standard time is taken from the time of standard meridian of India and hence the watches show same time in both states.
The central location of India at the head of the Indian Ocean is considered as the great significance because: The Indian landmass is centrally located between East and the West Asia. The part which is attached to the Asian continent connects India through the land routes and mountain passes to the several countries lying to its North, West and East. The part which protrudes into Indian ocean connects India Europe west Asia and Africa in the west and several countries of East Asia. The strategic location of India has contribution to exchange of ideas and commodities, through land and the sea, since the ancient times. That's why its location at the head of the Indian ocean is significant.