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The Richter scale on which intensity/ magnitude of a quake is measured was developed in:

  • A.1933
  • B.1932
  • C.1935
  • D.1939

Answer: C

The Richter scale was developed in 1935.

Charles Richter devised it at the California Institute of Technology with Beno Gutenberg. It is logarithmic: each whole number is a tenfold increase in wave amplitude and about thirty-two times the energy.

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