General Knowledge Question:

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During eleventh Antarctic Expedition in Nov. 1991/March 1992 ____ was installed.
A. SODAR (SOnic Detection And Ranging)
B. Second Permanent Station 'Maitree'
C. First permanent station 'Dakshin Gangotri'
D. None of the above

General Knowledge Interview Question
General Knowledge Interview Question

Answer:

A. SODAR (SOnic Detection And Ranging)
Explanation:
SODAR (SOnic Detection And Ranging), also written as sodar, is a meteorological instrument also known as a wind profiler which measures the scattering of sound waves by atmospheric turbulence.

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Friction can be reduced by changing from:
A. sliding to rolling
B. rolling to sliding
C. potential energy to kinetic energy
D. dynamic to static		From the following, choose the set in which names of Secretary-Generals of the UNO are arranged in correct chronological order?
A. U Thant, Kurt Waldheim, Dag Hammarskjoeld, Trygve Lie.
B. Trygve Lie, Dag Hammarskjoeld, U Thant, Kurt Waldheim.
C. Trygve Lie, U Thant , Dag Hammarskjoeld, Kurt Waldheim.
D. U Thant, Dag Hammarskjoeld, Trygve Lie, Kurt Waldheim.