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Scintillation or twinkling is generic terms for variations in apparent brightness or position of a distant luminous object viewed through a medium. If the object lies outside the Earth’s atmosphere, as in the case of stars and planets, the phenomenon is termed astronomical scintillation; within the atmosphere, the phenomenon is termed terrestrial scintillation.
J, K, L, M and N are sitting around a circular table facing the centre. Who are the immediate neighbours of J?
Home of ‘P’ is in which direction with respect to home of ‘Q’?
I. Home of M is to the south of home of P and to the east ...
Five persons A, B, C, D and E are sitting in a row facing north. Who among the following sits at the extreme right end?
How many students are there in class 10 in the school X?
I. The class teacher of class 10 correctly remembers that the number of students in he...
Z is in which direction with respect to R?
I. Q is 4 km towards north of R. S is 8 km towards west of Q. Z is 4 km towards north of Q.
How is C related to D?
I. C has two brothers, J is one of them.
II. D is the sister of K, who is the mother of J.
Who among Y, U, K, B and D reached the station first?
Statements:
I. Y reached before D, B and U but after K.
Eight persons, P, Q, R, S, T, U, V and W are sitting in a row. All of them are facing the north. Who is sitting at the extreme left end?
In which direction is point B with respect to point C?
I. F is to the east of C, which is to the east of E. D is to the north of E and B is to th...
