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CBSE Class 9 Answered

why is it difficult to recogonise the speker's voice while talking over telephone?
Asked by | 04 Mar, 2009, 06:58: PM
Expert Answer

When the signal travels through the wire ,it suffers a lot of attenuation(loss) due to absorption.Alongside,noise is incorporated in the signal.Due to these factors the signal on the receiving end hears the original signal with disturbances and the receiver faces diffculty in recognizing voices.

Answered by | 06 Mar, 2009, 12:20: AM
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