When waves bend away from straight lines of travel, it is called
A) Reflection
B) Diffraction
C) Rarefaction
D) Refraction
Correct Answer:
Verified
Q9: Reflection coefficient (?) is the rario of
Q10: Absorption coefficient (?) is the rario of
Q11: Which best describe the sound wave?
A)It may
Q12: Which of the following can not travel
Q13: Sound wave has two main characteristics which
Q15: _ is the sound power measured over
Q16: It is an audio transducer that converts
Q17: _ is a pressure type microphone with
Q18: A capacitor stores energy in the form
Q19: A microphone that uses the piezoelectric effect
A)Dynamic
B)Condenser
C)Crystal
D)Carbon
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