If the stars are seen to rise perpendicular to the horizon by an observer, he is located on the –

The Earth is located between –

The terms 'Event Horizon', 'Singularity', 'String Theory' and 'Standard Model' are sometimes seen in the news in the context of

The group of stars that indicates the direction of pole, is

A person stood alone in a desert on a dark night and wanted to reach his village which was situated 5 km East of the point where he was standing. He had no instrument to find the direction but he loc…

Diamond Ring is a phenomenon observed :