January 16th, 2018 08:45 AM | |
prince karak | Re: barc paper pattern for ece I am providing you the pattern of BARC Electronics-Communication-Engineering ECE Exam BARC ECE Exam pattern- BARC Exam will be conducted in online mode Online Examination contains only multiple choice questions (objective type) Paper consists of total 100 Questions Total duration of the exam is 2 Hours Each question carries 3 marks 1 mark will be deducted for each wrong answer (Negative Marking) Syllabus- Analog Electronics Digital Electronics Electronic Devices and Circuits Networks Computer Engineering Measurements and Instrumentation Control Systems Signals & Systems Communication Electromagnetics BARC Electronics and electrical Question papers 1 Differential amplifiers are used in a. instrumentation amplifiers b. voltage followers c. voltage regulators d. buffers 2 The output voltage Vo of the above circuit is a.-6V b.-5V c.-1.2V d.-0.2V 3 The ideal OP-AMP has the following characteristics. a) Ri=? ,A=? ,R0=0 b) Ri=0 ,A=? ,R0=0 c) Ri=? ,A=? ,R0=? d) Ri=0 ,A=? ,R0=? 4 How many op-amps are required to implement this equation A. 2 B. 3 C. 4 D. 1 5 A very brief, high voltage spike on an ac power line is called as A. A bleeder B. An arc C. A transient D. An avalanche E. A clipped peak 6 You can find the zener diode in A. The mixer in a superheterodyne receiver B. The PLL in a circuit for detecting FM C. The product detector in a receiver for SSB D. The voltage regulator in a power supply E. The AF oscillator in an AFSK transmitter 7 A network function can be completely specified by: (A) Real parts of zeros (B)Poles and zeros (C)Real parts of poles (D)Poles, zeros and a scale factor 8 A unit impulse voltage is applied to one port network having two linear components. If the current through the network is 0 for t<0 and decaysexponentially for t>0then the network consists of (A) R and L in series (B)R and L in parallel (C)R and C in parallel (D)R and C in series 9 The Q-factor of a parallel resonance circuit consisting of an inductance of value 1mH, capacitance of value 10-5 F and a resistance of 100 ohms is (A) 1 (B)10 (C) ? 20 (D) 100 10 In a travelling electromagnetic wave, E and H vector fields are (A) perpendicular in space . (B) parallel in space. (C) E is in the direction of wave travel. (D) H is in the direction of wave travel. 11 The lower cut -off frequency of a rectangular wave guide with inside dimensions (3 × 4.5 cm) operating at 10 GHz is (A) 10 GHz. (B)9 GHz. (C) 10/9GHz. (D) 10/3GHz 12 The intrinsic impedance of free space is (A) 75 ohm. (B)73 ohm. (C)120 ? ohm. (D)377ohm 13 Which one of the following conditions will not guarantee a distortion less transmission line (A)R = 0 = G (B)RC = LG (C) very low frequency range (R>> ? L, G >> ? C) (D) very high frequency range (R<< ? L, G << ? C) 14 MOSFET can be used as a (a) current controlled capacitor (b) voltage controlled capacitor (c) current controlled inductor (d) voltage controlled inductors 15 In a common emitter, unbypassed resister provides (a)voltage shunt feedback (b)current series feedback (c)negative voltage feedback (d)positive current feedback 16 Introducing a resistor in the emitter of a common amplifier stabilizes the dc operating point against variations in a) Only the temperature b) only the ? of the transistor c) Both Temperature & ? d) None of the above 17 For the circuit shown in Fig.4, the voltage across the last resistor is V.All resistors are of ? 1 .The Vs is given by (A) 13V. (B) 8V. (C) 4V. (D)1V 18 The network has a network function Z(s)=s(s+2)/(s+3)(s+4) (A)not a positive real function. (B)RL network. (C) RC network. (D)LC network 19 For a series R-C circuit excited by a d-c voltageof 10V, and with time-constant s, , ? the voltage across C at time ? = t is given by A.10(1-e-1) v B.10(2-e-2) v C.10-e-1volts D.1-e-1 20 A 2 port network using Z parameter representation is said to bereciprocal if A.Z11=Z22 B.Z12=Z21 C.Z12=-Z21 D.Z11–2Z22=0 |
January 16th, 2018 08:44 AM | |
Unregistered | Re: barc paper pattern for ece I want to know the pattern of BARC Electronics-Communication-Engineering ECE Exam so can you provide me? |
December 9th, 2015 03:01 PM | |
nilesh | barc paper pattern for ece Discuss about barc paper pattern for ece here. Welcome to Courses.ind.in and this page is for barc paper pattern for ece discussion. If you are looking for information on barc paper pattern for ece then ask your question is as much details as possible in the “Reply” box provided below. The more detailed your question will be, the more easy will it be for our experts to answers your query. And if you have any updated or latest information on barc paper pattern for ece, then please share you knowledge with our experts in the “Reply” box below. Your reply will be published here and your knowledge can help many people. Thanks for stopping by at Courses.ind.in. Please visit again. |