With each visit of this Basic Electronics online Quiz / Practice Test, the list of MCQs / Objective Questions presented will be different, offering you a diverse set of practice opportunities. This variability encourages you to practice extensively, refining the accuracy of your answers and your overall grasp of the content. By utilizing this resource, you can hone your skills and become more adept at managing time constraints during actual exams.
Test Instructions Question type Randomized MCQs.Changes every time you visit the test Total Number of Questions 30 Time Limit 20 Minutes Points 1 Point for each Question
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Question 1 of 30
Q-1.Who invented the first junction transistor?
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Question 2 of 30
Q-2.The maximum anode current, Gate being open, at which and SCR is turned off from on condition is called
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Question 3 of 30
Q-3.When there is no base current in a transistor switch, the output voltage from the transistor is
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Question 4 of 30
Q-4.If RC and RL are collector and load resistors respectively, then the ac load resistance will be
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Question 5 of 30
Q-5.For a given op amp, which of these is constant?
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Question 6 of 30
Q-6.The input impedance of a current-to-voltage converter is
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Question 7 of 30
Q-7.In a Centre tapped full wave rectifier, if Vm
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Question 8 of 30
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Question 9 of 30
Q-9.The gate-to-source resistance of an FET is of the order of:
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Question 10 of 30
Q-10.Lissajous figure is used in CRO for:
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Question 11 of 30
Q-11.With an ICVS amplifier, the circuit approximates an ideal
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Question 12 of 30
Q-12.With a half-wave rectified voltage across the load resistor, load current flows for what part of a cycle?
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Question 13 of 30
Q-13.Of the following, the one with the most stable frequency is the
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Question 14 of 30
Q-14.If the current gain is 200 and the collector current is 100 mA, the base current is
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Question 15 of 30
Q-15.If the emitter resistance doubles in a VDB circuit, the collector current will
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Question 16 of 30
Q-16.The input impedance of a BIFET op amp is
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Question 17 of 30
Q-17.in a full wave rectifier, the current in each diode flows for
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Question 18 of 30
Q-18.Compared to a CE stage, a swamped amplifier has an input impedance that is
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Question 19 of 30
Q-19.If Vm is the peak value of an applied voltage in a half-wave rectifier with a large capacitor across the load, then PIV is:
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Question 20 of 30
Q-20.A first-order active-filter stage has
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Question 21 of 30
Q-21.The magnitude of current ICBO
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Question 22 of 30
Q-22.The easiest way to bias a JFET in the ohmic region is with
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Question 23 of 30
Q-23.Simple current limiting produces too much heat in the
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Question 24 of 30
Q-24.Semi-logarithmic paper means
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Question 25 of 30
Q-25.In a class A amplifier, the collector current flows for
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Question 26 of 30
Q-26.The material used for construction of LED is
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Question 27 of 30
Q-27.The capacitor that produces an ac ground is called a
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Question 28 of 30
Q-28.If the voltage gain is 100, the decibel voltage gain is
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Question 29 of 30
Q-29.At the lower or upper cutoff frequency, the voltage gain is
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Question 30 of 30
Q-30.Slew rate of an ideal op-amp is:
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