Geography, asked by harmanjeetsingh23215, 18 hours ago

what is seismogroph how is the magnitade of earth quicke measured​

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Answered by rupamsherghati
1

Answer:

The Richter magnitude of an earthquake is determined from the logarithm of the amplitude of waves recorded by seismographs. ... First the seismic moment is computed, and then it is converted to a magnitude designed to be roughly equal to the Richter Scale in the magnitude range where they overall.

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