MCQ on Junction Transistor Q1. The emitter-base junction of a transistor is ………. Biased while the collector-base junction is …………. Reverse, Forward Reverse, Reverse Forward, forward Forward, reverse Answer: (d) Forward, reverse Q2: A NPN transistor conducts when Both collector …
MCQ on Inductance Q1: Mutual inductance between two magnetically coupled coils depends on Permeability of the core material Number of turns of the coils The cross-sectional area of their common core All of the above Answer: (d) All of the …
MCQ on Ac Generator Q1: An alternator is an electromechanical ac generator. True False Answer: (B) False Q2: In A.C generator increasing the no. of turns in the coil Decreases the Electromotive force (EMF) Electromotive force (EMF) remains the same …
MCQ on Voltage Regulator Q1: Which of the following is considered as three-pin voltage regulator ICs? Voltage regulators which are adjustable Fixed voltage regulator Both a and b Answer: (c) Both a and b Q2: Which type of IC voltage …
MCQ on Mass Defect Q1: If the radius of the 13Al27 nucleus is taken to be RAl then the radius of 53Te125 nucleus is nearly (53/13)1/3RAl 5/3 RAl ⅗ RAl (13/53) ⅓ RAl Answer: (b) 5/3 RAl Q2: A nucleus …
MCQ on Keplers Law Q1: When a planet orbits the Sun, one of the foci of the elliptical orbit is The axis The perihelion The centre The Sun Answer: (d) The Sun Q2: What has an eccentricity of zero? A …
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