Normal speech sounds are around:
A) 30 dB.
B) 40 dB.
C) 50 dB.
D) 60 dB.
Correct Answer:
Verified
Q8: Which of the following is NOT a
Q9: If we increase the amount of air
Q10: Exposure to sounds louder than _ is
Q11: Sound waves are created by:
A)the compression of
Q12: Another word for sound quality or complexity
Q14: Twenty-five cycles per second is equivalent to:
A)5
Q15: Spoken language or speech is also known
Q16: Which of the following statements correctly describes
Q17: Decibels are a measure of:
A)sound amplitude.
B)pitch.
C)frequency.
D)timbre.
Q18: The range for the perception of sound
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