A road that rises 1 ft for every 100 ft traveled
1 answer:
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Answer:
D = 230.2 Km
Explanation:
let distance between seismograph and focus of quake is D
From time distance formula we can calculate the time taken by the S wave
From time distance formula we can calculate the time taken by the P wave
It is given in equation both waves are seperated from each other by 17.8 sec
so we have
sec
Putting both time value to get distance value
D = 230.2 Km