A 60-M Wire with a Mass of 50 G,is Under Tension

question 39

Multiple Choice

A 6.0-m wire with a mass of 50 g,is under tension.A transverse wave,for which the frequency is 810 Hz,the wavelength is 0.40 m,and the amplitude is 4.0 mm,is propagating on the wire.The time for a crest of this wave to travel the length of the wire is closest to

• A) 19 ms.
• B) 16 ms.
• C) 21 ms.
• D) 23 ms.
• E) 25 ms.