# (solved)QUESTION 38 Given the following message, m(t), carrier, c(t), and Kvco=3500(Hz/v), determine the FM modulated signal equation and FM index….. . . . .

QUESTION 38Given the following message, m(t), carrier, c(t), and Kvco=3500(Hz/v), determine the FM modulated signal equation and FM index. m(t)=3cos(2?3500t), c(t)=4.5cos(2?4MHzt).a. s(t)=4.5cos(2?4E6t + 3sin(2?3500t)), ?=3b. s(t)=4.5cos(2?3500t + 3.5sin(2?4E6t)), ?=3.5c. s(t)=3cos(2?3500t + 4sin(2?4000t)), ?=4d. s(t)=3cos(2?4,000,000t + 4.5sin(2?3500t)), ?=4.510 points  QUESTION 39Given the following FM modulated signal equation, determine the original message equation, m(t). s(t)=3 cos(2?13E9t + 1.04sin(2?13E3t)), Kvco=4500 (Hz/v)a. m(t)= 3cos(2?13E9t)b. m(t)= 1.04cos(2?13E3t)c. m(t)= 1.04cos(2?13E9t)d. m(t)= 3cos(2?13E3t)10 points  QUESTION 40Given the following FM modulated signal equation, determine the frequency bandwidth. s(t)=3cos(2?13E9t + 1.04sin(2?13E3t))a. 20kHzb. 44kHzc. 53 kHzd. 106 kHz10 points  QUESTION 41Given the following message, m(t), carrier, c(t), and Kp=0.25(rad/v), determine the PM modulated signal equation and PM index. m(t)=3cos(2?3500t), c(t)=4.5cos(2?4MHzt).a. s(t)=4.5cos(2?4E6t + 0.75cos(2?3500t)), µPM=0.75b. s(t)=4.5cos(2?3500t + 0.75cos(2?4E6t)), µPM=0.25c. s(t)=3cos(2?4E6t + 0.75cos(2?3500t)), µPM=0.75d. s(t)=3cos(2?3500t + 0.75cos(2?4E6t)), µPM=0.2510 points  QUESTION 42Given the following PM modulated signal equation, determine the original message equation, m(t). s(t)=4.4cos(2?2.4E9t + 0.99cos(2?5E3t)), Kp=0.33 (Hz/v)a. m(t)= 4.4cos(2?5000t)b. m(t)= 4.4cos(2?2.4E9t)c. m(t)= 3cos(2?5000t)d. m(t)= 3cos(2?2.4E9t)10 points  QUESTION 43Given the following PM modulated signal equation, determine the frequency bandwidth. s(t)=3cos(2?13E9t + 2cos(2?13E3t))a. 22kHzb. 40kHzc. 78 kHzd. 116 kHz