Electrical Engineering question and answers for August 03, 2023
- Q An NMOS transistor has KP = 80 μA/V2, Vto = 1V, L = 4μm, and W =100 μm. Carefully sketch to scale the drain characteristics for vDSranging from 0 to...
- Q Draw a high frequency small signal model for BJT and MOSFET, forcommon gate, common source and common drain amplifiers
- Q . Discuss the factory lighting
- Q Describe the Pinch off condition in JFETs and itsimpact over the drain current. Drawthe N channel JFET with proper regions?
- Q In a single design, implement 3 wave generators by means of operational amplifiers: wavesquare, triangle wave, sine wave.IMPORTANTThe wave generating equipment has to be activated by means of an external...
- Q Design an 8-bit adder. Show the truth table, logic circuit, andVerilog code.
- Q Describe the differences between SR latches, D latches, D flipflops, JK flip flops, and T flip flops.
- Q What is the smallest size conductor allowed to be used in abuilding for branch circuits?What is the smallest size conductor allowed to be connected inparallel?There are three current-carrying conductors in...
- Q Three loads are connected in parallel to an AC supplyof 120∠0° V. The loads are 40∠30° Ω, 50 - j30 Ωand 30 + j40 Ω.a) Draw the circuit diagramb) Determine...
- Q Question (06+06+06+06 ) -a) Examine and Identify the cause of the followings:i) The air blast breakers are very sensitive to the rate of riseof re-striking voltage.ii) Circuit interruption easier in...
- Q 1.Who has the authority to test ELT(emergency locatertransmiter)?2.Differences in the functions of ELTs that are set bymanufacturing and the Federal Communication Commission (FCC)please this answer.
- Q Consider a Si p-n junction at T=300K with the followingparameters: Na=5x1017cm-3, Nd=5x1017cm-3 Dn=25 cm2 /s D P=10 cm2 /sτn=5x10-7 s τP=5x10-7 s. Let the photocurrent density be 20 mA/cm2. (a)...
- Q Question No 2a) Draw functional block diagrams of a typical sensor system anda typical actuatorsystem. ( 10 marks)b) Draw hierarchy of an Industrial Automation system_ Brieflydescribe function of eachlevel (...
- Q types of induction type Instruments, fullexplanations
- Q Problem 5: The following data refers to a 10-pole, 200 V, 50Hz, 3 phase induction motor?R1 = 3.5 ohm, X1 = 11 ohm, R`2 = 13.2 ohm. When the motor...
- Q 1. Given a parallel circuit with a constant current sourcecontaining resistors of different values, which statement istrue?a. The voltage drop across the less resistive component is thesame the ones with...
- Q As shown in below figure, the attenuation of an optical fiberline with the length of 12 km is 2.5 dB/km. The radius of the fibercore is 5 μm. If the...
- Q Derive from the first principles an expression for thereflection coefficient in term ofsurge impedance of incident line, Z1 and the transmitted line,Z2.
- Q 1.    When measuring infrared areareflectivity, what is used as a reference material?a.      Goldb.     Steelc.      Silicond.     Tungsten2.    What is true about the light sourcefor photoelectron spectroscopy?a.      Hit a pure metal with anaccelerated electron, resulting in a single-energy X-ray.b.     The...
- Q With the aid of an appropriate circuit, explain the use ofpotential dividers formeasuring AC high voltages as the measuring method.
- Q which circuits must not be connected to any system containingtrolley wires with a ground return? a. ground wires b. groundingconductors c.circuits for lighting and power d. ungrounded trolleywires
- Q 3) How would you define the number of layers whendesigning a circuit board? How would you organize them?
- Q With the advent of capacitive touch sensors the humanbody capacitance has an ever incresing role to play in the designof touch screens, switches etc. Besides ESD (electrostaticdischarge ) from and...
- Q For a system with G(s) in forward path and H(s) in feedbackpath, Derive in details the equivalent transfer function and itszeros/poles?
- Q Show what happens when the symmetry is not imposed in FIRfilters. what happens to the linear phase?
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