Decibel of db - Samenvattingen, Notities en Examens

In general, mold modifications are as follows: - Venting affects lows, damping the midrange and horn effects boost highs. Basic verification involves: - checking MCL and UCL in quiet and noise. Sound field is - a controlled environment The configuration and height of the tympanogram can be a factor in deciding the proper matrix for the fitting of a hearing aid: - A high Type A tells us to decrease the output by 2-3 dB You cannot use feedback checks when - checking the telephone coil ...

From which menu do you open the Source Browser? - correct answer FILE > Input > Source Browser Which button enables the Source Browser to display a file folder as a media volume? - correct answer Media Volume button In the Source Browser, how do you mark a folder as a favorite? - correct answer Find the folder, select it in the directory and click the STAR BUTTON at the top of the Source Browser Name two settings that affect how files are imported to Media Composer. - correct answ...

BNSF Telecom 1 Exam Questions with Correct Answers VHF - Low and High range Very High Frequency - Answer-Low is 30 to 50 MHz High is 150 to 300 MHz UHF - Ultra High Frequency - Answer-300 MHz - 3 GHz Super High Frequency - SHF - Answer-3-30 GHz Extremely High Frequency - EHF - Answer-30-300 GHz Legacy Band - Answer-25 kHz wide channel Very Narrowband - Answer-6.25 kHz wide, digital Narrowband - Answer-12.5 kHz wide analog What is dB and how much power is it - Answer-dB...

EDUC 230 Exam #3I.D.E.A definition of deafness - correct answer - a hearing loss that is so severe that the child is impaired in processing linguistic information through hearing, with or without amplification that... - adversely affects a child's educational performance I.D.E.A. definition of hearing loss - correct answer - a loss of hearing, whether permanent or fluctuating that adversely affects a child's educational performance but that is not included under the definition of deafness ...

________ _________ reflects the relationship between the allowable exposure time and the noise intensity level. a. action level b. exchange rate c. noise rating d. dose level - a. action level A biological calibration check should be completed __________? a. daily prior to audiometric testing b. at the end of the day c. once a month d. annually - a. daily prior to audiometric testing A change in hearing threshold (+ or -) relative to the baseline audiogram, of an average of 10 dB or ...

Unit of measurement for frequency (pitch) Correct Answer-Hertz (Hz) Unit of measurement for intensity (loudness) Correct Answer-Decibel (dB) Risk of damage from noise Correct Answer-How loud (intensity) and how long (duration) Steady-state or continuous noise, e.g. generator Correct Answer-Lasts 1 second or longer Impulse or Impact noise, e.g. gunfire or nail gun Correct Answer-Lasts less than one second Parts of the outer ear Correct Answer-Pinna and external auditory canal Pa...

Logarithm - is the exponent of base 10 that equals the value of a number In decibel formulas how should values be logically arranged when comparing two numbers (V1 / V2) - If you expect a gain, place the higher number first. If you expect a loss, place the smaller number first. Explain negative decibel values - measurement just means "less than before," or in this case, "less than the reference level. It does not mean the basic unit it represents has a negative value Decibel - describes...

25-pair color code - ANSWER-White - Blue, orange, green, brown, slate Red - Blue, orange, green, brown, slate Black - Blue, orange, green, brown, slate Yellow - Blue, orange, green, brown, slate Violet - Blue, orange, green, brown, slate Fiber color code - ANSWER-Blue, Orange, Green, Brown, Slate, White, Red, Black, Yellow, Violet, Rose, Aqua NVP - ANSWER-Nominal Velocity of Propagation Insertion loss - ANSWER-The difference in the amount of power received before and after something...

PDD Final Exam Questions & Answers 2024/2025 Acoustics - ANSWERSdisturbance of molecules on an elastic medium Attenuation - ANSWERSReduction of sound Decibel (dB) / dBA - ANSWERS- Units of sound intensity. dBA is weighted to the human ear, while dB is logarithmic - 70 dB sounds 2x as loud as 60 dB; 10 dB difference 20 dB increase will sound 4x as loud 0 dB - ANSWERSno noise 30 dB - ANSWERSsoft music or rustling leaves 40 dB - ANSWERSquiet office 75 dB - ANSWERSvacuum clea...

CAOHC Exam Prep Questions and Answers Already Passed hertz is a unit of: sound frequency decibel is a unit of: sound intensity the frequency of sound is perceived as: pitch what is the first thing you should do when fitting earplugs? a. pull the top of the ear to align the ear canal b. roll the earplug down into a tight, crease-free cylinder c. CHECK THE EAR CANAL FOR ANY OCCLUSIONS d. insert the earplug deep into the ear canal hearing tests do not have to be conducted in a...