Home
Class 12
PHYSICS
Statement 1. The process of changing the...

Statement 1. The process of changing the amplitude of a carrier wave in accordance with the amplitude with the basic voice frequency (VF) or audio signal (AF) is known as amplitude modulation (A.M.) Statement 2. Modulation is the process of variation of some characteristic of a high frequency wave any manner.

A

if both Statement 1 and Statement 2 are true and the Statement 2 is the correct explanation of the Statement 3

B

if both Statement 1 and Statement 2 are true but Statement 2 is not the correct explanation of the Statement 3

C

if Statement 1 is true but Statement 2 is false

D

if Statement 1 is false but Statement 2 is true.

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

The process of changing the amplitude of a carrier wave in accordance with the amplitude of the audio frequency signal (AF) is known as

The process of variation of some characteristic of a high frequency wave (i.e., carrier wave) in accordance with the instantaneous value of an audio signal is called

Why is the amplitude of modulating signal kept less than the amplitude of carrier wave?

In an amplitude modulated wave for audio frequency of 500 Hz, the appropriate carrier frequency will be

Statement 1 : The process of superimposing audio wave (low frequency) on the carrier wave (high frequency) is called modulation. Statement 2 : The process of separating the audio wave the carrier wave is called demodulation.

Frequency of a carrier wave with reference to message signal for the process of modulation is

(i) Define modulation index. (ii) Why is the amplitude of modulating signal kept less than the amplitude of carrier wave ?

A tuned amplifier circuit is used to generate a carrier frequency of 2MHz for the amplitude modulation. The value of sqrt(LC) is