Recent content by akd28

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    How Do You Calculate the Depth of an Object Using Sonar Echoes?

    Your figure makes sense but the problem states that the echo comes back at an "angle 20* ABOVE the horizontal". That's the part that confuses me.
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    How Do You Calculate the Depth of an Object Using Sonar Echoes?

    Homework Statement A submarine on the ocean surface gets a sonar echo indicating an underwater object. The echo comes back at an angle of 20* above the horizontal and the echo took 2.32s to get back to the submarine. What is the object's depth? Homework Equations delta of theta =...
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    Where on a Transverse Wave is Maximum Speed Achieved?

    Thanks for your help!
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    Where on a Transverse Wave is Maximum Speed Achieved?

    Homework Statement A sinusoidal traveling transverse string wave has a frequency of 10.0 Hz and travels at 25.0m/s along the x-axis. Loacte the points on the string that have maximum speed at any given time. Homework Equations I know that v= wavelength / T = wavelength * f The...
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