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Electronic Devices QUESTIONS

Exam NameElectronic Devices QUESTIONS
DescriptionElectronic Devices QUESTIONS and Answers exams contains the questions from various competitive exams.These questions are the part of previous year paper.These kind of questions would be helpful in preparing for exams like IAS, PCS, UPSC, NDA, CDS SSC, RRB, PSC, IBPS

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Question: What is the NAND gate has-

Answer:LOW inputs and a HIGH output

Question: When the time period of observation is large the type of the error is-

Answer:Steady state error

Question: Magnetrostriction is a phenomenon where the magnetization of a ferromagnetic material leads to a change in--

Answer:relative permeability

Question: When an electron jumps from the valence shell to the conduction band it leaves a gap. What is the gap called?

Answer:energy gap

Question: An inductor stores energy in-

Answer:magnetic field

Question: The characteristics equation s^3-〖3s〗^2-s-k=0 stable for which value of k?


Question: The accuracy of a meter is determined by ------deflection.


Question: Dead zone of an instrument is----

Answer:the unmeasured quantity which is more than the maximum range of the instrument

Question: (-1/2-j0) is the centre of a constant N-circle in G-plane. Phase-angle will be-


Question: A device that converts from decimal to binary numbered is called-


Question: The magnetic susceptibility of a paramagnetic material is

Answer:greater than one

Question: A circuit in which the output is the ramp pulse for an input of square pulses then-

Answer:It is a differentiating circuit with high RC

Question: Convert the binary number 1001.0010 to decimal-