Basic General Knowledge
Primary rainbow is formed when light suffers

two internal refractions before emerging out of the drop
no internal refraction
either one or two internal refractions before emerging out of the drop
one internal refractions before emerging out of the drop

ANSWER DOWNLOAD EXAMIANS APP

Basic General Knowledge
Missile 'prithivi' aims

None of these
to defend a large installations like oil-fields etc. against enemy attacks
to hit target without the help of the Air Forces
to test the performance of an indigenously built heat-shield

ANSWER DOWNLOAD EXAMIANS APP