Communication Systems Which of the following is used to generate PDM? JK flip-flop Monostable multi-vibrator Schmitt trigger Free running multi-vibrator JK flip-flop Monostable multi-vibrator Schmitt trigger Free running multi-vibrator ANSWER DOWNLOAD EXAMIANS APP
Communication Systems The modulation index of an FM is changed from 0 to 1. How does the transmitted power change? Gets doubled Gets increased by 50 percent Gets halved Remains unchanged Gets doubled Gets increased by 50 percent Gets halved Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Communication Systems For a given carrier wave, maximum undistorted power is transmitted when value of modulation is 0.5 0.8 1 0.5 0.8 1 ANSWER DOWNLOAD EXAMIANS APP
Communication Systems PAM stands for Pulse Amplitude Modulation Phase Analogue Modulation Phase Amplitude Modulation Pulse Analogue Modulation Pulse Amplitude Modulation Phase Analogue Modulation Phase Amplitude Modulation Pulse Analogue Modulation ANSWER DOWNLOAD EXAMIANS APP
Communication Systems The maximum power output of a standard A earth station over the total band allocated to satellite communication is about 20 kW 50 kW 0.5 kW 8 kW 20 kW 50 kW 0.5 kW 8 kW ANSWER DOWNLOAD EXAMIANS APP
Communication Systems In TV systems, equalising pulses are sent during Horizontal retrace Horizontal blanking Serrations Vertical blanking Horizontal retrace Horizontal blanking Serrations Vertical blanking ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS