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HEARING AID DISPENSER LICENSE EXAM EXAM 2 VERSIONS (VERSION A AND B) COMPLETE 350 QUESTIONS WITH DETAILED VERIFIED ANSWERS (100% CORRECT ANSWERS) / ALREADY GRADED A+$16.99
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Class A amplification has a 1 to 1 ratio for input and
output. It uses peak clipping to limit the amplifier
output. What is the most unwanted result of using
this type of amplification?
What frequency does the parallel vent in a non-
occluding earmold enhance?
1) Low frequency
2) Mid range frequency
3) High frequency
4) Low frequency below 500 Hz - ....ANSWER...3)
High frequency
What is the important factor to consider using the
CIC amplification to produce more natural sounds in
terms of adjustment?
1) Low frequency emphasis
2) Increase high frequency
3) Use horn effect
4) Use damping techniques - ....ANSWER...1) Low
frequency emphasis
, 4|Page
In the Speaker in the Ear (SIE) or Receiver in the
Canal (RIC) fitting, what frequency is emphasized
naturally due to the large and/or open vent?
1) Low frequency
2) Mid range frequency
3) High frequency
4) Low frequency below 500 Hz - ....ANSWER...3)
High frequency
What is the most fundamental and basic element in
the material, which is also electronically neutral?
1) Proton
2) Neutron
3) Electron
4) Atom - ....ANSWER...4) Atom
In the tympanotmetry, what type is the very
compliant tympanic membrane?
1) Type B
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