Hearing range is:
A) 20 Hz to 20 kHz
B) 2 Hz to 20 MHz
C) 200 Hz to 200 MHz
D) Infinitely wide
E) 2 kHz to 20 MHz
Correct Answer:
Verified
Q1: Presbycusis is:
A)Hearing loss due to long term
Q3: What does the building services engineer do
Q4: Sound travels through air in the form
Q5: Reference point for sound level measurement is:
A)Lowest
Q6: A gas turbine rotates at 60000 RPM
Q7: Which item of plant does not normally
Q8: Which is the smallest increment of sound
Q9: Explain the meaning of SWL:
A)Sound pressure level,
Q10: A noisy machine on a plant room
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