hartzpeyton136
30.12.2020 •
Physics
Pleaaeseee help me.eee
A sound is heard by a listener at A, who is 21 m from the clarinet.
(i) The clarinet starts to make a note of frequency 220 Hz.
Calculate how many vibrations the reed makes before the sound reaches the listener
The speed of sound in air is 330 m/s.
Solved
Show answers
More tips
- S Sport How to Learn Swimming? Simple Tips for Beginners...
- P Photography and Videography Understanding HDR: How It Works and Why You Need It...
- G Goods and services Which TV is better - LCD or Plasma?...
- S Sport How to Learn to Pull Up on Monkey Bars?...
- L Leisure and Entertainment Scrapbooking: What is it and Why is it Becoming More Popular?...
- C Computers and Internet Where did torrents.ru move to?...
- B Business and Finance Understanding Cash Flow: What It Is and How It Works...
- C Computers and Internet What Are Peers and Seeds in Torrenting?...
- H Health and Medicine 10 Simple Techniques on How to Boost Your Mood...
- G Goods and services How to Choose the Right High Chair for Your Baby?...
Answers on questions: Physics
- P Physics Apotter s wheel has the shape of a solid uniform disk of mass 13.0 kg and radius 1.25 m. it spins about an axis perpendicular to the disk at its center. a small 1.7 kg lump of...
- P Physics Aradioactive sample of a pure element produces 30240 decays per minute at one point in an experiment and 101.95 minutes later, produces 945 decays per minute. what is the half-life?...
- P Physics Assume the assume the same nerve in problem #2 has a diameter of 7.0 um. what is the resistivity and conductivity of the nerve (assumine it to have the same properties as axoplasma)?...
- P Physics Can somebody with these problems and show work and explanations so i can learn? you! 1) the sun (radius r = 695,990 km) can be modeled as an ideal black-body at 6000 k. calculate...
- P Physics What would be the electric field within the nerve carrying the current?...
- P Physics Mesons n having kinetic energy 100 mev travel (on average) a distance of 11 m from the point where they are created to the point where they disintegrate. find a) the speed and,...
- P Physics The absorption coefficient is 4x10^4 cm-1 and the surface reflectivity os 0.1 for a silicon wafer illuminated with a monochromatic light having a hv of 3 ev. calcuate the depth...
- P Physics Assume a nerve of 0.50 m in length is stimulated and sends electrical impulses to the brain. along this section of nerve the velocity of the signal is around 0.40 m/s. how long...
- P Physics Calculate the spectral half-width at room temperature of an infrared led of peak wavelength 550 nm....
- P Physics 480 c flows through a 12-gauge copper wire of diameter 5.00 mm and through a light bulb in 10 min. copper has 8.5 x 1028 free electrons per cubic meter. (a) what is the current...
Ответ: