A signal of 5 kHz frequency is amplitude modulated on a carrier wave of frequency 2 MHz
PHYSICS · Single correct · A Level · Physics · Electronics · Electronics
Problem
A signal of 5 kHz frequency is amplitude modulated on a carrier wave of frequency 2 MHz. The frequencies of the resultant signal is/are :
(1) 2005 kHz, 2000 kHz and 1995 kHz
(2) 2000 kHz and 1995 kHz
(3) 2 MHz only
(4) 2005 kHz and 1995 kHz