1- How will the no-load voltage of a DC generator change with increasing excitation current? And explair the power conversion in a DC generator.

Q: 4.3 In the circuit shown in the image below, if R1 = 2.7 SQ and Ro ratio of volvs. = 1.5 Q, determin...

A: In this question,  We need to calculate the voltage ratio of the given circuit ie Vo/Vs   We are sol...

Q: P3.1 The unit step response of a certain system is given by c(t) =1+e -e-2", 120 (a) Determine the i...

A: It is given that: ct=1+e-t-2e-2t        , t≥0    

Q: 10 S20 30 E7V 7 A 10 $20

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Q: Q3.C/ The breakdown voltage can be decreased by increasing the: Q3. D/ The junction is in thermal eq...

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Q: Q3. G/ When a silicon material is doped with Arsenic (As) that has 5 valance *:electrons, the doped ...

A: Silicon material has four valence electrons and it bond to pentavalent like Arsenic (As) material, a...

Q: A 300- kw alternator has an efficiency of 90 % at full load. Calculate the power losses? 267 kw 27 k...

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Q: 1. An emf of 9.7mV is induced in a coil while the current in a nearby coil is decreasing at a rate o...

A: We need to find out mutual inductance for given induced voltage

Q: Q1/ Assume that the Fermi energy level is 0.25 eV above the valence band energy. Let T = 300 K. Dete...

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Q: Determine Vo, ,, ,, and I, for the parallel diode configuration. O' 0.33 k2 R + 10 V DISI D2 Si

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Q: 1. Using vector diagram show and briefly explain the effect of supply voltage changes on a synchrono...

A: The armature current Ia in a dc. motor is calculated by multiplying the difference between V and Eb ...

Q: following faults. Consider each fault independently (i.e. one at a time, no multiple faults): explai...

A: When the resistor is open , no current flows through the resistor which is same as the current throu...

Q: Enumerate and explain briefly the three basic types of alternating current circuits.

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Q: Determine V, and Ip given that the red LED needs 1.8V in order to function.

A: The voltage Vo and current through the diode can be calculated by considering the drop across the di...

Q: A diode is not yet fully forward biased (Vp=0 3V) so there is only a small amount of current The sat...

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Q: 2. Add 588 + 214 using BCD addition method. 3. What is the Gray code of binary (10110101)2. 4. What ...

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Q: sketch the output characteristics and mark the operating point. Assume Silicon transistor with β=100

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Q: For the following circuit, draw the output signal. D- A- B- Y.

A: Given,

Q: A battery may be rated in ampere-hours (Ah). A lead-acid battery is rated at 160 Ah. (a) What is the...

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Q: t =0 (3) 2H r). 63 ilt) 12V Find and sketch iH) and DE).

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Q: The corner or break frequency of the transfer function H= 100 (1+jw/2) is at rad/s. A 0 в) 0.2 2 (D ...

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Q: Use the node-voltage method to calculate the power delivered by the dependent oltage source in the c...

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Q: i/ At any finite temperature, the energy level at which the probability of finding electrons falls t...

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Q: D/ The junction is in thermal equilibrium when the answer

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Q: 12 V Si GaAs 4.7 k2 ID= mA Which diode is ON? Si or GaAs

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Q: 3- Draw the Experimental setup of the short – circuit Test.

A: The  short circuit test meant for the LV side ( Low voltage side).  The experimental set up can be a...

Q: 2. Identify the location and summarize the purpose of each of the following: а. Piezoelectric elemen...

A: Here it is asked to identify the location and the purpose of each of the given elements. So weed to ...

Q: A battery may be rated in ampere-hours (Ah). A lead-acid battery is rated at 160 Ah. (a) What is the...

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Q: (a) #(t) = E- j*8(t – k) (b) z(t) = sin(at)e-lt|

A: For a periodic signal, time period is the interval of time after which signal repeats.

Q: Calculate the resistance of a metal conductor 20 m length of a wire having a uniform cross-sectional...

A: a) Resistance =( resistivity × length)/area  R = (50×10^-8×20)/(0.1×10^-6) R= 100ohm    

Q: t= 0 A 0.5 H B 5 A 1/8 F 50 v (t) 10Ω

A: Brief description :  In the given question they have mentioned an electrical circuit which consists ...

Q: subject: Circuits II A 50 -cycle current has a maximum value of 5.0 amps. What will be the instantan...

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Q: When would you use a pressure transducer coupled to an oscilloscope?

A: Pressure Transducer: Pressure transducer is an instrument which converts an applied pressure into a...

Q: e Curl and the divergence c

A: Curl- Curl of any vector quantity is always vector. Divergence - Divergence of any vector quantity i...

Q: 10 Ω 10 Ω 10 Ω 1.5 Η 3 ο

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Q: students working operational amplifier in such a way that it performs as an integrator and different...

A: Since you have asked multiple questions in a single request, we will be answering only the first thr...

Q: 120 20 Inad" 120 (e)

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Q: The numerical values for the currents and voltages in the circuit in Fig. P1.26 are given in Table P...

A: This question belongs to circuit theory . It is based on the concept of power developed and absorbed...

Q: An electric kettle working at 220 V heats upto 2 liters of water from 20 °C to 100 °C in 2 minutes. ...

A: Given: An electric kettle working at, Voltage V = 220 V Time, t = 2 minute = 120 seconds 2 liters of...

Q: An impedance coil of inductance of 50 mH is connected in series with a 50-nF capacitor. The minimum ...

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Q: 2. What is tap changing of transformer? Why it is needed?

A: Tap changing of transformer: Tap changing in transformer is basically changing the number of primar...

Q: 3) Find The transient currentin KLC urui1 C: 0. 125 farad -|c L: 8 henrys E= 300 cos at volts

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Q: $10 20 30 E7V 6 V 10 20

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Q: The resistance of the wire used for telephone is 35 0 per kilometre when the weight of the wire is 5...

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Q: nere are three inputs r, s, t in a digital circuit, satisfying function f3 = rs' + rt + sť'. se K-ma...

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Q: In an (n,k) block ECC, what do n and k represent?

A: Given : ECC blocks

Q: For a given circuit, L=0.500 H, R=10.0 2, C = 250 µF, and E = 100 sin 100xt. Find the equation relat...

A: L=0.5H R=10Ω  C=250ΩE=100 sin 100πtLdIdt+1C∫I dt+RI=EI=dqdtL d2qdt2+1C×q+Rdqdt=E0.5 d2qdt2+1250×10-6...

Q: first order system,

A: Laplace transform of- ut=1se-atut=1s+a

Q: Discuss pcb design guidelines for reduced electromagnetic interference

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Q: What circuits generate AC voltages at any particular desired frequency?

A: The solution is given below 

Q: 10 u(t) A 1/20 F

A: