AET 2560 Midterm Exam Questions with Correct Answers

AET 2560 Midterm Exam Questions with Correct Answers inverse square law - Answer-for every doubling of a distance from a sound source, the intensity of the sound is reduced by 4x its strength order of basic signal flow - Answer-mic, mixer, effects processors, power amp, speakers What is one of the easiest ways to reduce the effects of early reflections from side walls when placing loudspeakers in a room? - Answer-aim the speakers inward Diffusion - Answer-when the energy of a sound is propagated in many directions by an irregularly shaped object. Diffraction - Answer-the change of direction of travel of sound waves caused by the interaction with an object. Reflection - Answer-the striking of a sound against a large flat object that propagates the energy at an angle equal to the angle of incidence. early reflections - Answer-sounds that arrive within the first 80ms of the direct sound and add to the perceived loudness of the sound. What effect does the audience have on the perception of sound in a space? - Answerpeople absorb high frequency energy Why is a condenser microphone so much more sensitive than a dynamic microphone? - Answer-d. A condenser mic's diaphragm has very low mass, therefore it can move much faster than a dynamic mic's diaphragm which has much grater mass.