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Author Question: A piano string of density 0.0050 kg/m is under a tension of 1350 N. Find the velocity with which a ... (Read 84 times)

fahad

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on: Jul 28, 2018
A piano string of density 0.0050 kg/m is under a tension of 1350 N. Find the velocity with which a wave travels on the string.
 a. 260 m/s
  b. 520 m/s
  c. 1040 m/s
  d. 2080 m/s
  e. 4160 m/s

Question 2

An earthquake emits both S waves and P waves which travel at different speeds through the Earth. A P wave travels at 9 000 m/s and an S wave travels at 5000 m/s. If P waves are received at a seismic station 1.00 minute before an S wave arrives, how far away is the earthquake center?
 a. 88.9 km
  b. 1200 km
  c. 675 km
  d. 240 km
  e. 480 km


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k.lashomb

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Reply #1 on: Jul 28, 2018
Answer to Question 1

b

Answer to Question 2

c


fahad

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Reply 2 on: Jul 28, 2018
Wow, this really help

nguyenhoanhat

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Reply 3 on: Yesterday
:D TYSM

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