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Question

A seismograph is a scale used for measuring the magnitudes of earthquakes

A
True
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B
False
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C
Ambiguous
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D
Data insufficient
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Solution

The correct option is B False
A seismograph is an instrument that makes a record of seismic waves caused by an earthquake, explosion, or another Earth-shaking phenomenon. Seismographs are equipped with electromagnetic sensors that translate ground motions into electrical changes, which are processed and recorded by the instruments analog or digital circuits. A record produced by a seismograph on a display screen or paper printout is called a seismogram.
Earthquake is measured by the Richter scale.

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