Electrical Engineering MCQ
Test your knowledge with important Electrical Engineering MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30+ more Electrical Engineering MCQs on Bissoy. Bissoy App
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The Q of a tuned amplifier is 50. If the resonant frequency for the amplifier is 1000kHZ, then bandwidth is ___________
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The stabilisation of operating point in potential divider method is provided by ___________
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A class C amplifier always drives ___________ load
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In a particular biasing circuit, the value of RE is about
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Thermal runaway occurs when ___________
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For proper operation of the transistor, its collector should have ___________
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The zero signal IC is generally ___________ mA in the initial stages of a transistor amplifier
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In parallel resonance, there is ___________
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In series resonance, there is ___________
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In voltage divider bias, VCC = 25 V; R1 = 10 kΩ; R2 = 2.2 V ; RC = 3.6 V and RE =1 kΩ. What is the emitter voltage?
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The voltage gain of a tuned amplifier is ___________ at resonant frequency
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The disadvantage of voltage divider bias is that it has ___________
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If biasing is not done in an amplifier circuit, it results in ___________
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The size of a synchronous motor decreases with the increase in
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For power factor correction, synchronous motors operate at
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The rotor copper losses, in a synchronous motor, are met by
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Riunting in a synchronous motor takes place
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An over excited synchronous motor is used for
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In case one phase of a three-phase synchronous motor is short-circuited the motor will
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An important advantage of a synchronous motor over wound round induction motor is that
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The power factor of a synchronous motor is better than that of induction motor because
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As the load is applied to a synchronous motor, the motor takes more armature current because
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In a 3-phase synchronous motor, the negative phase sequence exists when the motor is
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The capacity of capacitor bank used in power factor correction is expressed in terms of
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When 4 volts e.m.f. is applied across a 1 farad capacitor, it will store energy of
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Permittivity is expressed in
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Dielectric strength of a medium is usually expressed in
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The value of E within the field due to a point charge can be found with the help of
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The number of Faraday tubes of flux passing through a surface in an electric field is called
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capacitors are used in transistor circuits.