Wednesday
May 22, 2013

Homework Help: Reading Comp.

Posted by Arlynn on Monday, March 28, 2011 at 11:02pm.

The modern hearing aid is, essentially, a miniature public-address system, which converts sound into electrical energy and then converts it back to sound again. A hearing aid can increase the sound level by sixty decibels or more, but it also distorts the sound to some extent. Speech sound somewhat tinny, just as it does over the telephone.

According to the passage, what is the disadvantage of the hearing aid?

a. It makes speech sound tinny over the telephone

b. It increases the sound level too much

c. It has to convert sound into electrical energy before converting it back again.

d. It distorts the sound

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Science - What type of energy from the Sun do plants use to make their own food...
Hearing Aids - I`ve looked at a lot of websites regarding how a hearing aid work...
Hearing Aids ; Physics - I`ve looked at a lot of websites regarding how a ...
physics - Suppose the sound is emitted uniformly in all directions by a public ...
physics - Sound is passing perpendicularly through an open window whose ...
Physics - Hearing damage may occur when a person is exposed to a sound intensity...
Physics - Sound Energy (check + help) - Sound, a form of energy can be modeled ...
Physics - Sound Energy (check + help) - Sound, a form of energy can be modeled ...
Physics - Sound Energy propagation - Sound, a form of energy can be modeled by ...
Physics - An immersion heater of resistance R converts electrical energy into ...

For Further Reading

Search
Members
Community