HomeAE/JE exam EEMost Expected EE MCQ for all competitive exams Most Expected EE MCQ for all competitive exams Education May 08, 2023 0 1➤ Which of the following diodes operates with a forward biased metal-semiconductor junction? Schottky diodePIN diodeGunn diodeTunnel diode2➤ Which of the following diodes is a PNPN device with two terminals?. Light emitting diode Shockley diodeTunnel diodeZener diode3➤ In how many regions can the biased transistor work? . FiveTwoThreeFour4➤ __________is not an application of electrolysis. ElectroplatingElectro-facingAnodizingBrazing5➤ According to Faraday's law of electrolysis, mass (M) is equals to ZATZITZSTZFT6➤ The Electroplating is an example for the of the electric current.. chemical effectmagnetic effectheating effectphysical effect7➤ Basically, electroplating means: The electrodeposition of metal on electrodesThe electrodeposition of metal upon metallic surfaces The formation of ions by two metallic plates in the acidic liquidNone of the above8➤ What is the frequency of the generated EMF in a six-pole alternator running at 1200 rpm? 30 Hz 50 Hz 60 Hz40 Hz 9➤ Which of the following terms is NOT associated with diodes? GateDepletion regionCathodeAnode10➤ Speed control of single-phase series motor (AC) can be done by: Frequency variationShifting of brushesVoltage variationPole changing11➤ In a regular graph, the number of branches is 10. Find the number of Nodes in the Graph. 542112➤ The detrimental effects of Armature reaction CANNOT be controlled by: decreasing the length of air gapreducing the cross section of pole pieces using commutation poles providing the machine with a compensating winding 13➤ In a digital voltmeter, the oscillator frequency is 400 kHz. A ramp voltage to be measured by this voltmeter falls from 8V to OV in 20 ms. The number of pulses counted by the counter is.320016004000800014➤ The averaged dc voltage of a half wave of the value of the rectifier circuit is peak input voltage. 31.8%6.2%4.8%63.6%15➤ What is the main component of driving system part of Energy meter? . Center limbElectric Fuse ElectromagnetSilicon steel16➤ As compared to a split phase motor, a capacitor start motor has Higher running torque Lower starting torque Higher starting torqueNone of these17➤ An encoder has_____input lines _____ output linesn, n² 2^n,nn, 2^n n², 218➤ If an induction type energy meter runs fast, it can be slowed by: Adjusting the position of braking magnet and making it move away from the centre of the discmagnet and making it come closer to the centre of the discLight load adjustment Adjusting the position of brakingLag adjustment 19➤ Which of the following types of instruments is an integrating instrument? Energy meterPower-factor meterWattmeterFrequency meter20➤ Convert (23)⁸ into its decimal number. 818197 SubmitYour score is comment your score Tags AE/JE exam EE Newer Older