1.

(A) : In a communication system based on amplitude modulation the modulation index is kept less than 1 (R) : If modulation index is less than 1, there is minimum distortion of signal

Answer»

Both 'A' and 'R' are TRUE and 'R' is the correct EXPLANATION of 'A'.
Both 'A' and 'R' are true and 'R' isnot the correct explanation of 'A'.
A' is true ABD 'R' false
A' is false and 'R' is false

Answer :A


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