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Which of the following waves can be used to study the universe outside the Earth's atmosphere? 1. Microwaves 2. Gamma-Rays 3. Sound Waves
This question appeared in the GPSC Prelims 2018 examination (GS-II). It is Question 145 out of 397 questions in this paper.
This question was part of the GPSC Prelims 2018 (GS-II). The GPSC Prelims examination tests candidates on general studies, current affairs, and aptitude through multiple-choice questions.
Practice previous year questions from all GPSC Prelims papers and compare patterns with UPSC Prelims PYQ to identify overlapping topics.