Physics
A student stands 330 m from a tall cliff which is 990 m from another tall cliff.
The student fires a pistol and hears some echoes. If the speed of sound between the cliffs is 330 m/s,
(a) What is the time taken by first echo to reach the student?
(b) Find the time interval between the first echo and the second echo.
Related Questions
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(a) the work done and
(b) the power developed by them.
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(b) Define the phenomenon named by you in part (a) above.
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(d) In which unit, is the loudness of sound measured?
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(b) Define conductivity.
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(a) Write the symbolic equation for the process.
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