what is the difference between tectual aids and auditory aids??
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Tactual aids are non-optical sensory aids which involve the use of touch, e.g. Braille system for blind people. Auditory aids are non-optical sensory aids which involve the sense of hearing, e.g. Tape recorders, cassettes for deaf.
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Answer:
tactual aids are known optical AIDS . which can be we realised by touching auditory aids are are those AIDS which can be released by hearing.
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