30) When you press a piano key, a hammer strikes a very tight cable to produce a clear tone. How does the cable that produces a low note compare to one the produces a high note?
a) (A) The low note cable is thinner or shorter than the high note cable.
b) (B) The low note cable is longer or thicker than the high note cable.
c) (C) The cables are the same, but the hammer that produces the low note is heavier.
d) (D) The cables are the same, but the hammer that produces the low note is lighter.
Answers: 2
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Atriangle with equal sides of length 10 cm has -2.5-nc charged objects at each corner. part a determine the direction of the electrical force exerted on the object at the top corner due to the two objects at the horizontal base of the triangle. determine the direction of the electrical force exerted on the object at the top corner due to the two objects at the horizontal base of the triangle. horizontally rightward vertically downward vertically upward horizontally leftward
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30) When you press a piano key, a hammer strikes a very tight cable to produce a clear tone. How doe...
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