25. For the AM modulated wave shown below, the sideband power Pse is UPV 201 IS 10 05 303 as/080009 10 time Select one O ac.0.5 W O b. b. 0.5625 W O c d 2.25W Od a 0.0625 W 3) Which of the given signals is periodic. Select one: a. b) x(t) = u(t) - 1/2 b. c) x(t) = 4u(t) + 2 sin(3t) c. d) x[n] = 2sin(3n) d. a) x(t) = 4 cos(51) +2.5 1. An AM signal has a total power of 50 Watts with 50% modulation. Calculate the power in the carrier and sidebands (PSB). Select one: a. a. 53.33 W, 13.33 W b. b. 53.333 W, 6.66 W C. C. 44.44W, 5.55 W d. d. 106.66 W, 13.33 W . 5. If Ac = 20 and Ac Emin = 5, what is the percentage of modulation index. Select one ad 10% Da 33 339 ce your answer 2 3 4 5 e o 759 14. Calculate the single side band power in an SSBSC signal when there is 50% percent modulation and the carrier power is 400 W. Select one: a. c. 6.25 W b. b. 25 W c. d.0.5 W d. a. 3.125 W