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Consider the following statements regarding the earthquakes: I. The intensity of earthquake is measured on Mercalli scale. II. The magnitude of an earthquake is a measure of energy released. III. Earthquake magnitudes are based on direct measurements of the amplitude of seismic waves. IV. In the Richter scale, each whole number demonstrates a hundredfold increase in the amount of energy released. Which of these statements are correct?
Correct Answer: (a)
Official keyThis question appeared in the KAS Prelims 2020 examination (GS-I). It is Question 91 out of 100 questions in this paper. Section: General Studies.
This question was part of the KAS Prelims 2020 (GS-I). The KAS Prelims examination tests candidates on general studies, current affairs, and aptitude through multiple-choice questions.
Practice previous year questions from all KAS Prelims papers and compare patterns with UPSC Prelims PYQ to identify overlapping topics.