A Vibrating Tuning Fork of Frequency 640 Hz Is Held

question 59

Multiple Choice

A vibrating tuning fork of frequency 640 Hz is held above a tube filled with water.Assume the speed of sound to be 330 m/s.As the water level is lowered,consecutive maxima in intensity are observed at intervals of about

• A)12.9 cm
• B)19.4 cm
• C)25.8 cm
• D)51.7 cm
• E)194 cm

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Financial commitments that a company must pay on a regular basis, such as loans, leases, and other fixed expenditures, irrespective of its business performance.

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