Which of the following is the reference pressure often referred to as threshold of hearing at 1000 Hz?

A. 5 x 10-5 N/m2
B. 3 x 10-5 N/m2
C. 2 x 10-5 N/m2
D. None of the above

Right Answer: C. 2 x 10-5 N/m2

January 26, 2018   Hassan Ali    Mechanical Engineering  
Total 0 Votes:
0

Tell us how can we improve this Mcqs?

+ = Verify Human or Spambot ?

Pak Gk © 2021