Design a 5th order active filter showing all the design steps, assumptions made and necessary calculations The threshold frequency = 12kHz. The speaker is supposed to reject all sounds having a frequency below a certain threshold which is 12kHz

Q: Problem 3:  The human ear can detect a minimum intensity of Io = 10-12 W/m2, which has a sound…

A: Given that:3) Io=10-12 W/m2β=454) β1=87 dB, P1=0.5 W, β2=95 dB, P2=?

Q: A sound wave with intensity 2 x 10 -3 W/m2 is perceived to be modestly loud. Your eardrum is 6 mm in…

A: Intensity of sound (I) = 0.002 Wm2Diameter of eardrum (d) = 6 mm

Q: Loudspeakers can produce intense sounds with surprisingly small energy input in spite of their low…

A: Given - Sound level, β = 90 dB Diameter of speaker , d = 12 cm =0.12 m Efficiency of speaker , η =…

Q: A loudspeaker has a frequency of 1000Hz to 2000Hz. An open open pipe is near the loudspeaker. The…

A: Given f=1000-2000 Hz L=45.7cm v=344 m/s

Q: The area of a typical eardrum is about 5.0x10−5 m2. What is the sound power (energy per second)…

A: Given:Area of typical eardrum (a) = 5×10-5 m2.

Q: god whistle is designed to produce a sound with a frequency beyond that which can be heard by humans…

A:

Q: What is the speed of sound (in m/s) in a medium where a 189 kHz frequency produces a 0.614 cm…

A:

Q: Image the blood's speed? [No That i

A: The reflected wave dropper shift as,

Q: The human ear can detect a minimum intensity of Io = 10-12 W/m2, which has a sound intensity of 0…

A: The intensity of sound is given by

Q: A crude approximation of voice production is to consider the breathing passages and mouth to be a…

A:

Q: 1) Loudspeakers can produce intense sounds with surprisingly small energy input in spite of their…

A:

Q: A low noise 3  stage cascaded power amplifier is to be used in a typical low noise communication…

A: Write the given values of this problem: G1=31 dBBandwidth(B.W)=1.5 kHzG2=20 dBTe2=484 deg KG3=13…

Q: Loudspeakers can produce intense sounds with surprisingly small energy input in spite of their low…

A: Sound intensity level = β = 85.1 dB Diameter of the speaker = d = 15.5 cm = 15.5 cm×1 m100 cm=0.155…

Q: Loudspeakers can produce intense sounds with surprisingly small energy input in spite of their low…

A: Given:sound intensity level, β= 90.0 dBdiameter of the speaker, D = 12 cm ∴ Radius of speaker, R =…

Q: a noise level meter reads the sound level in a room to be 85 dB. What is the intensity of sound in…

A: Given sound level 85dB We know sound level in dB is  dB=10log( I/I0) where l is intensity of sound…

Q: A piano tuner uses a tuning fork that emits sound with a frequency of 440 s-1 . Calculate the…

A: Given, Frequency of tuning fork f = 440 s-1  Velocity of sound v = 343 m/s Distance travel by sound…

Q: Estimate the number of octaves in the human audible range, 20 Hz to 20 kHz

A: Given data The frequency of the lower audible range of humans is given as FL = 20 Hz. The frequency…

Q: The howler monkey is the loudest land animal and can be heard up to a distance of 4.9 km. Assume the…

A: Dear student,  I have assumed the value of intensity as I (in general).  Just put the numerical…

Q: What is the speed of sound in (m/s) in a medium where a 156 KHZ frequency produces a 3.282 cm…

A:

Q: Chapter 16, Problem 069 Your answer is partially correct. Try again. ES. lem The bellow of a…

A: The expression for the intensity is,

Q: Find the range of wavelengths emitted by the bat in meters, by using that the speed of sound is…

A: Given: speed of sound is c=343m/sec  the range of frequencies from 70 to 30KHz.  uppercut =…

Q: If you were standing beside the road and the car is traveling with a velocity of 40 km/h towards…

A: The above equation says about the doppler's effect whose equation is given by-…

Q: The area of a typical eardrum is about 5.00 x 10-5 m2. (a) Calculate the average sound power…

A: Given- Area of a surface drum (A) = 5 x 10-5 m2 Intensity of sound (I) = 1 w/m2

Q: As the number of people at a party increases,you must raise your voice for a listener to hear you…

A: The expression for the intensity is,

Q: A single dog barks at a sound intensity level of β = 85 dB.Randomized Variablesβ = 85 dB…

A:

Q: Find the wavelength in air of an 22-Hz sound wave at 486 m/s, which is one of the lowest frequencies…

A:

Q: Loudspeakers can produce intense sounds with surprisingly small energy input in spite of their low…

A: Given Data: The sound intensity level is, B = 90 dB. The diameter is, D = 12 cm. The efficiency of…