Physics

posted by .

15 beats are heard in 5 seconds when a piano key and a tuning fork of slightly higher frequency (440 Hz) are struck at the same time. What is the frequency of the sound emitted by the piano key?

  • Physics -

    Fp=440 - 15/5 = 437Hz = Freq. of piano.

    Brent, check your 3-28-11, 11:57am post
    for solution to your Pre-cal prob.

  • Physics -

    Thanks.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Physical Science

    Two tuning forks are struck at the same time. One tuning fork has a frequency of 20 Hz while the second tuning fork has a frequency of 226 Hz. How many beats will result?
  2. physics

    15 beats are heard in 5 seconds when a piano key and a tuning fork of slightly higher frequency (440 Hz) are struck at the same time. What is the frequency of the sound emitted by the piano key?
  3. jefferson high school

    two tuning are struck at the same time one tuning fork has a frequency of 20hz while the tuning fork has a frequency of 226hz how many beats will result
  4. Physics

    A tuning fork has been damaged and its frequency slightly changed. What could its altered frequency be if it produces two beats per second with a tuning fork that is known to vibrate at 422 Hz?
  5. physical science

    two tuning fork are struck at the same time. one tuning fork has a frequency of20 hz while the second tuning fork has frequency of 226 hz. how beats will result?
  6. Physics

    If a piano tuner hears 3 beats each second when listening to a 8 Hz tuning fork and a single string on the piano which is of higher frequency.. What is the frequency of the single string from the piano?
  7. Physics

    Chelsea is tuning a piano when She discovers that G above middle C is vibrating with a higher frequency than her G tuning fork, which vibrates at 392 Hz. She plays the piano key and tuning fork at the same time and hears a beat frequency …
  8. physics

    A 3580 Hz tuning fork is sounded at the same time that a note on a piano is struck. You hear 8 beats/s. You loosen the string slightly and now hear 12 beats/s. What is the frequency of the vibrating piano string now after the loosen …
  9. Physics

    when tuning a piano, amusician plays a note that should be at 110Hz while at the same time tapping a 110Hz tuning fork and holding it next to the strings. He hears beats at 4Hz. (A) state and explain what frequencies the piano could …
  10. Physics

    when tuning a piano, amusician plays a note that should be at 110Hz while at the same time tapping a 110Hz tuning fork and holding it next to the strings. He hears beats at 4Hz. (A) state and explain what frequencies the piano could …

More Similar Questions