Top 50+ Solved Introduction to Noise MCQ Questions Answer
Q. It describes the output of a microphone over a range of frequencies.
a. Directivity
b. Sensitivity
c. Frequency response
d. All of the above
Q. The most important terms that are used to describe the sound field around asound emitting object
a. Far , Near Field
b. Free ,Diffuse Field
c. A and B both
d. None of the above
Q. The sound waves behave in a much more complex fashion, and there is no fixedrelationship between ________________.
a. Sound pressure
b. pressure and distance
c. Sound energy
d. Sound intensity
Q. The sound far field is beginning at a distance of ____________ .
a. pressure and distance
b. Sound energy
c. Sound pressure
d. 2 wavelengths away from the sound source
Q. Measurement of noise can be made in following environment ____________
a. Anechoic Chamber
b. Semi - anechoic Chamber
c. Reverberant Chamber
d. All the above