Acoustic Study guides, Class notes & Summaries

Edelman SPI review questions & Answers 2023. ______ is the distance covered by one cycle. a) pulse length b) wavelength c) cycle distance d) cycle duration ______ is the time to complete one cycle a) pulse duration b) pulse period c) period d) duration period ________ is a redirection of an ultrasound bean in many directions as a result of a rough boundary between two media: a) refraction b) Rayleigh Scattering c) scattering d) reflection _________ resolution is...

BUILDING UTILITIES 3 Module 1 Lecture 4 ROOM ACOUSTICS Exam 2024 Questions and Answers ROOM acoustics -Answer-deals with sound in lecture or concert halls, meeting rooms and classrooms. −The character of the room greatly affects sound production, assisted by loudspeakers or not. Suitability -Answer-is determined by the correct choice and placement of sound- absorbing and sound-reflecting materials in a room (reverberance) and the prevailing (background) noise level in it. reflectors, ...

BUILDING UTILITIES 3 Module 1 Lecture 4 ROOM ACOUSTICS Exam

Health care professionals who provide a comprehensive array of services to diagnose, treat, and prevent hearing impairment and its associated communication disorders - Audiologists Three sections of the ear - 1) Outer 2) Middle 3) Inner Efficient functioning of what is required for normal hearing? - Efficient functioning of the ear sections AND an intact auditory nervous system/pathway are required for normal hearing Outer ear - - Consists of the auricle (AKA pinna) and the external audit...

BUILDING UTILITIES 3 Module 1 Lecture 4 ROOM ACOUSTICS EXAM QUESTIONS AND ANSWERS ROOM acoustics - answerdeals with sound in lecture or concert halls, meeting rooms and classrooms. −The character of the room greatly affects sound production, assisted by loudspeakers or not. Suitability - answeris determined by the correct choice and placement of sound-absorbing and sound-reflecting materials in a room (reverberance) and the prevailing (background) noise level in it. reflectors, sound-...

NBME 25| Questions and Answers, 100% Correct Patient had anaphylaxis following the transfusion of fresh frozen plasma. What is the genetic deficiency? IgA deficiency. Patient with this disease may have preformed antibodies against IgA How does sitagliptin work? It is a competitive inhibitor of dipeptidyl peptidase-4 (DPP4). It prevents breakdown of GI incretins (ex: glucagon-like peptide, GLP-1) and promote endogenous release of insulin. ** DPP4 inhibitor increases endogenous insul...

What are the two main factors that affect the velocity of sound in seawater? CORRECT ANSWER The temperature and salinity of the water. A sound wave traveling from an area of warm water into an area of cold water will be affected in what way? CORRECT ANSWER It will bend toward the area of cold water. Sonobuoys that transmit an acoustic pulse and detect a resulting echo are classified as what type of sonobuoy? CORRECT ANSWER Active sonobuoys Sonobuoys equipped with an EFS system have what...

ARDMS SPI STUDY GUIDE QUESTIONS AND ANSWERS ALREADY PASSED In soft tissue, if the frequency of a wave is increased the Propagation Speed (PS) will... Remain the Same because stiffness and density affect Propagation Speed. What is the audible range? 20-20,000Hz >20,000Hz=Ultrasound Frequency is measured in Hertz (Hz) is Cycles per Second Not affected by sonographer Increase Frequency; Decrease Depth A period is the length of time it takes for one complete wavelength to pass a fixed poin...

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 ...

BUILDING UTILITIES 3 Module 1 Lecture 4 ROOM ACOUSTICS EXAM QUESTIONS AND ANSWERS ROOM acoustics - answerdeals with sound in lecture or concert halls, meeting rooms and classrooms. −The character of the room greatly affects sound production, assisted by loudspeakers or not. Suitability - answeris determined by the correct choice and placement of sound-absorbing and sound-reflecting materials in a room (reverberance) and the prevailing (background) noise level in it. reflectors, sound-...