Question

anyone please explain DURATION OF MOTION...

class 7​

Answer 1

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DURATION OF MOTION____✔

Hisado and Ando (1976) defined theduration of ground motion to be the total time from the beginning of the record to the time when the amplitude of the wave becomes equal to one-tenth of the peak acceleration. Vanmarcke and Lai (1980) proposed adefinition of strong motion duration, s „, as the time.

Answer 2

Answer:

motion. an object that change its position with time ,relative to its surrounding is called motion ,,,,right