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Q. |
The accelerometer is used as a transducer to measure earthquake in Richter scale. Its design is based on the principle that ______. |
A. | its natural frequency is very low in comparison to the frequency of vibration |
B. | its natural frequency is very high in comparison to the frequency of vibration |
C. | its natural frequency is equal to the frequency of vibration |
D. | measurement of vibratory motion is without any reference point |
Answer» C. its natural frequency is equal to the frequency of vibration |
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