BUILDING UTILITIES 3 (FINALS REVIEWER) EXAM QUESTIONS AND ANSWERS

BUILDING UTILITIES 3 (FINALS REVIEWER) EXAM QUESTIONS AND ANSWE RS Timbre - answer✔✔The characteristic quality of sound that distinguishes one voice or musical instrument another or one vowel sound from another; determined by the harm onics of the sound and distinguished from the intensity and pitch. TRUE - answer✔✔(T/F) The sound -pressure level of a simple tone in a diffuse sound field varies from point to point with a theoretical standard deviation of 5.57 dB. This variability affects the timbre of complex tones in reverberant sound fields. Doppler Effect - answer✔✔_______________________________ can be described as the effect produced by a moving source of waves in which there is an apparent upward shift in frequency for observers towards whom the source is approaching and an apparent downward shift in frequency for observers from whom the source is receding. A440 or A4 - answer✔✔___________ or ______________ whi ch has a frequency of 440 Hz, is the musical note A above middle C and serves as a general tuning standard for musical pitch. Intensity - answer✔✔___________________ = Power / Area 1. Decoupling 2. Damping 3. Mass 4. Absorption 5. Resonance 6. Conduction - answer✔✔Sound isolation involves six basic principles: Decoupling - answer✔✔The basic definition of _________________ is to separate objects. Resilient clips, resilient channel, double stud and staggered stud framing are the different ways to decouple a w all or