How far does an S-wave travel in 16 minutes ?
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Q: How far does an S-wave travel in 16 minutes ?
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- The national seismological service is designing a training for new members in which they are asked to calculate the epicentral distance simulating an earthquake of magnitude 8.5 The information provided is as follows: surface waves generally have a frequency of 0.5 Hz and the intensity of the P wave in Mexico City was 2x106 J What is the power of a area of 483 m²? m³s" 4.83× 108 W 4.141 x 10³ W 9.66 × 108 W 9.66× 102 W9. A plane seismic wave, travelling vertically downwards in a rock of density 2200 kg m-3 with seismic velocity 2000 m s-1, is incident on the horizontal top surface of a rock layer of density 2400 kg m-3 and seismic velocity 3300 m s-1. (a) What are the amplitude ratios of the transmitted and reflected waves? (b) What fraction of the energy of the incident wave is transmitted into the lower medium?Suppose that there is a seismic P wave traveling at 5.1x103 m/s with a wavelength of 1.9 103 m. (a) Find the wave's frequency.(b) Find the average speed of a particle of the earth's surface at a point where the wave amplitude is 2.7 cm.
- how much time does the S wave take to travel 3000 KMA geological disturbance in San Andreas fault generated a seismic wave that was detected in Phoenix, AZ, approximately 1000 km from the epicenter. If such waves travel at an average speed of 6.5 km/s, what would be the time-lag between the disturbance and the detection? How does this speed compare with that of sound waves in air at a day temperature of 23°C? 2.6 min, vseismic/ Vsound 19 O 2.6 min, vseismie/ Vsound 26 O 2.9 min, vseismie/ Vsound 29 O 3.2 min, vseismic/ Vsound 21A tsunami traveling across deep water can have a speed of 728-km/h and a wavelength of 336-km. What is the period of such a wave? Provide your final answer in hours.