Railway Recruitment Board General Awareness — Question 1576
Question
Which of the following statements about the Richter scale is FALSE?
- It measures the magnitude of earthquakes
- It is a base-10 logarithmic scale
- A magnitude of 8-9 on it indicates a micro earthquake
- It was developed by seismologist Charles F. Richter
Correct answer
C — A magnitude of 8-9 on it indicates a micro earthquake
Explanation (English)
A magnitude 8-9 quake is a 'great' earthquake causing massive destruction; micro earthquakes are below magnitude 2.
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