1. The major source of the interference with the desired signal in an electronic system is called A. Error signal B. Interference signal C. Noise signal D. Faulty signal 2. Identify the external noise sources A. Switching of rotating machinery B. Control circuits C. Ignition system D. All of the mentioned 3. Which …
1. Free running multivibrator is also called as A. Stable multivibrator B. Voltage control oscillator C. Square wave oscillator D. Pulse stretcher 2. The output voltage of the phase detector is A. Phase voltage B. Free running voltage C. Error voltage D. None of the mentioned 3. At which state the phase-locked loop …
Phase Locked Loop MCQ [Free PDF] – Objective Question Answer for Phase Locked Loop Quiz Read More »
1. Output current in general-purpose op-amp can be increased using A. Power comparator B. Power amplifier C. Power resistor D. Power booster 2. Which type of power transistor is chosen for a discrete power booster? A. Collector follower stage B. Emitter follower stage C. Base follower stage D. None of the mentioned 3. …
1. What is the conversion ratio of the phase detector in 565 PLL? A. 0.14 B. 0.35 C. 0.4458 D. 0.7 2. Given fo = 1.2kHz and V = 13v, find the lock-in range of the monolithic Phase-Locked Loop. A. ±575Hz B. ±720Hz C. ±150Hz D. ±1kHz 3. A monolithic phase detector is …
1. What is done in switching regulators to minimize their power dissipation during switching? A. Uses external transistor B. Uses 1mH choke C. Uses external transistor and 1mH choke D. None of the mentioned 2. Fixed voltage regulators and adjustable regulators are often called as A. Series dissipative regulators B. Shunt dissipative regulators C. …
1. Which is not considered a linear voltage regulator? A. Fixed output voltage regulator B. Adjustable output voltage regulator C. Switching regulator D. Special regulator 2. What is the dropout voltage in a three-terminal IC regulator? A. |Vin| ≥ |Vo|+2v B. |Vin| o|-2v C. |V in| = |Vo| D. |Vin| ≤ |Vo| 3. To …
1. How to obtain a desired amount of multiplication in frequency multiplier? A. By decreasing the multiplication factor B. By increasing the input frequency C. By selecting proper divide by N-network D. None of the mentioned 2. Calculate the output frequency in a frequency multiplier if, fin = 200Hz is applied to a 7 …
PLL Applications MCQ [Free PDF] – Objective Question Answer for PLL Applications Quiz Read More »
1. Which device is used for diagnostic purposes and for recording? A. Low pass filter B. Monolithic PLL C. Voltage Controlled Oscillator D. None of the mentioned 2. Write the equation for some time of VCO? A. (2×Vcc×CT)/i B. (Vcc CT)/(2×i) C. (Vcc×CT×i)/2 D. (2×Vcc)/(i×CT) 3. Determine the value of current flow in VCO, …
1. Analog phase detector is often referred as A. Full-wave detector B. Half wave detector C. Rectifier wave detector D. None of the mentioned 2. What happens when VCO output is 90o out of phase with respect to the input signal? A. Perfect lock B. Attenuation C. Shift in the phase of comparator D. …
Phase Comparator MCQ [Free PDF] – Objective Question Answer for Phase Comparator Quiz Read More »
1. Analog phase detector is often referred as A. Full-wave detector B. Half wave detector C. Rectifier wave detector D. None of the mentioned 2. What happens when VCO output is 90o out of phase with respect to the input signal? A. Perfect lock B. Attenuation C. Shift in the phase of comparator D. …
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