Two Timpani (Tunable Drums)are Played at the Same Time

question 3

Multiple Choice

Two timpani (tunable drums) are played at the same time.One is correctly tuned so that when it is struck,sound is produced that has a wavelength of 2.20 m.The second produces sound with a wavelength of 2.10 m.If the speed of sound is 343 m/s,what beat frequency is heard?

• A)7 beats/s
• B)9 beats/s
• C)11 beats/s
• D)13 beats/s
• E)15 beats/s

Recognize the role and incentives of managers within profit centers.

Distinguish between profit centers and cost centers and their evaluations.

Grasp the concept of discretion given to managers of profit centers.

Comprehend the impact of outsourced services on company operations and profits.

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A word game that consists of filling a grid with words intersecting by shared letters, based on given clues.