Keerthana
Posted on

Microphone is a device which transforms the

a

sound signal into current signal

b

current signal into sound signal

c

sound signal into light signal

d

light signal into sound signal

Answer : Option A
Explanation :

Microphone is a device which transforms the sound signal into current signal.

Rate This:
NaN / 5 - 1 votes
Profile photo for Dasaradhan Gajendra