Question

The longitude on which the Indian Standard Time is based is:

• A. ${60}^{o}E$
• B. ${66\frac{1}{2}}^{o}E$
• C. ${72\frac{1}{2}}^{o}E$
• D. ${82\frac{1}{2}}^{o}E$

Answer 1

The correct option is D ${82\frac{1}{2}}^{o}E$

Latitude does not determine the time while longitude does determine the time which is $82\frac{1}{2}°$E.