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Problem: A sound wave with intensity 40 mW/m2 interferes constructively with a sound wave that has an intensity of 13 mW/m2.
Part A- What is the intensity of the superposition of the two?
Show all work, use additional paper if necessary.
Runner A is initially 8.0 mi west of a flagpole and is running with a constant velocity of 6.0 mi/h due east. How far are the runners from the flagpole
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Sketch a force diagram for the desk.
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A typical adult ear has a surface area of 1.49 × 10-3 m2. The sound intensity during a normal conversation is about 2.11 × 10-6 W/m2 at the listener's ear. How much power is intercepted by the ear
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