COEN212 Lab 2

Q4): Using minimum numbers of ICs 74LS90 programmable counter to design MOD-40 asynchronous counter.

Please answer the following, what identifies a circuit as a diode digital logic AND gate? as a diode digital logic OR gate? as a transistor digital logic NAND gate? as a transistor digital logic NOR gate?

The ______ terminal of the JFET is the equivalent of the base terminal of a BJT. a.Gate b.Source c.Drain d.None of these

The input network voltage of the 1-phase bridge type rectifier was measured as 220 2 V peak. If the trigger angle is selected as 110 degrees, which of the following statements is correct? A)     The average value of the output voltage is positive and is about 88.6 V. B)     The average value of the output voltage is negative and about 127.3 V. C)     The inverter is not in mode. D)     The average value of the output voltage is negative and about 67.7 V. E)     None

QUESTION SEVEN A single-phase bridge inverter is fed from 230 V dc. In the output voltage wave, only fundamental component of voltage is considered. Determine the rms current ratings of an SCR and the diode of the bridge for the following types of loads: (a) R = 20 (b) wL = 29. Find also the repetitive peak voltage that may appear across a thyristor in parts (a) and (b).

13. How can be increased the accuracy of the derivatives for linear finite elements in FEM postprocessor?

Discuss the pin diagram of any logic gate? Explain how the NAND gate can be used to derive the other logic gates. Discuss the application of diode as positive series clipper positively biased with ideal diode, practical silicon diode. Draw the neat waveform diagrams. Elaborate the working of half wave rectifier with neat diagram and waveforms. Determine the peak output voltage and current in the 4 kW load resistor connected to the output terminals of full wave bridge rectifier,  if  the transformer secondary voltage is 28 Vrms. Use the practical silicon diode model. Discuss the types of transformers with their applications. Explain with a neat diagram an isolation transformer used for electrical power transmission. Also explain the transformation ratio. Explain the difference between single phase and three phase induction motors with their application in detail. Determine the back emf generated in the dc shunt motor if it takes 250 V, 41 A current while running at full load. Assume…

Describe the operation of binary ripple counters

Diode Logic Gates - OR, NOR, AND, Not, & NAND Give Circuit diagram and table  and explain it Also site references: P.S. Not hand writing please

What is transistor logic (discuss)

Diode Logic Gates - OR, NOR, AND, Not, & NAND Circuit diagram and explain it Using this link: https://tinyurl.com/2p8fj34c

Please answer the questions 1 c, and d with details on why it is true or false. Please make handwriting legible. Thank you.

what is the principle of the of the single arm bridge strain gauge Describe the pin connection and communication principle between devices or MCU by Uart bus

Q4: Suggest a control gate drive circuit for a Triac, which is used to control a fan regulator. The gate signals should be synchronized with the input voltage. Draw the complete: 1. Circuit diagram with the load and 2. The waveform of the input and output voltages. ) Q.13 Indicate whether the following statements are correct or not then correct the incorrect statements 1) the multi pulse selected notching technique used in inverter is used to eliminate the low order harmonics and to reduce switching frequency, 2) In 3-phase half-controlled half-wave rectifier, the firing angle can be varied from 0 to 180 degrees while in 6-phase half-controlled half-wave rectifier can be varied from 0 to 150 degrees Q.14 Indicate whether the following statements are correct or not then correct the incorrect statements 1) In rectifier circuits, lower pulse number and connecting either primary or secondary of 3- phase winding in delta will reduce the harmonics content of the drawr. current 2) In…

The output voltage of a single-phase full bridge voltage source inverter is controlled by unipolar PWM with one pulse per half cycle. For the fundamental rms component of output voltage to be 75% of DC voltage, the required pulse width in degrees (round off up to one decimal place) is

With necessary diagrams and equations, describe the operations of single-phase half –bridge and full-bridge inverters.

The following question is related to isolated de to de converters.(a)Discuss the requirements for electrical isolation in relation to do to deconverters.

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Question 1 A single phase half bridge inverter feeds a resistive load R= 5N. If the source voltage is 60V. determine the (a) magnitude of output voltage (b) RMS value of fundamental component of output voltage (c) output power (d) voltage across the switches and (e) RMS and average value of current through the switch.

Before firing, the voltage across the TRIAC is a. OV b. Once the TRIAC is turned on, it can only be turned off by. a. Removing gate voltage. b. Reducing the current flowing through TRAIC below the holding current value. Both a and b. Approximately Equal to power supply. C.

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Pla sol this question

2. a) Compare and differentiate a single phase full bridge inverter with a single phase full bridge rectifier in terms of construction and operation. Discuss how the switching operation of the inverter can effect the output waveform and total. harmonics distortion (THD) value.. Use suitable diagram for better explanation.

The subject is Basic Electronics. Please make the solution clear and understandable.

What kind of logic transistor technology (MOSFET, FinFET, GAAFET, etc.) is used in your current smartphone

Using appropriate diagrams, explain how a combination of transistors and resistors would be used to construct an OR logic gate to control the flow of electrons inside an integrated circuit.

Q1) List the main internal elements of a microcontroller. And explain the function of each of them. Q2) What is the difference between the Von-Neuman Microcontroller Architecture and Harvard Microcontroller Architecture. Q3) Compare between the (EEPROM) and the Non-Volatile RAM - (NVRAM). Q4) What is the term “Complex Instruction Set Computer(CISC)” mean in the Microcontroller Architecture.

What is the difference between dc-dc switching mode regulators and PWM Inverters ?

Use the following figure to answer the following question: In this circuit (inverter), the half-wave, controlled rectifier is connected to a 200 V source (VRMS(p) = 200 V). The PWM controller works with a sampling (switching) frequency equal to 1250 Hz to generate a 120 V(RMS) and 60 Hz output voltage. 1 s1 S2 V1 C1 100uF + Vout- 200 V 35 Hz S3 S4 PWM Controller Assume firing angle equal to 10 deg. and find the on-time duration (TOn) for the PWM waveform when the output sinusoidal waveform has an instantaneous amplitude equal to 150 V.

Diode Logic Gates - OR, NOR, AND, Not, & NAND Circuit diagram and explain it

1. Moore's Law: 1) What is Moore's Law about? 2) Why we have been used Moore's law to predict computer performance before multicore? 3) What limits the performance scaling based on Moore's law

Q3. Choose the correct answer from the multiple-choice list for each question. 1. A single-phase AC voltage controller with ON-OFF control has: a) two SCRS in parallel b) one SCR is parallel with one diode c) one SCR is anti-parallel with one diode d) two SCRS in anti-parallel 2. Multilevel inverters converts a) dc power to dc power c) ac power to ac power de power to ac power d) ac power to dc power 3. Three phase to single phase half wave cycloconverter requires of SCRs. a 6 b) 8 c) 12 d) none of the mentioned 4. AC voltage controllers convert a) fixed ac to fixed de b) variable ac to variable de fixed ac to variable ac d) variable ac to fixed ac 5. A single-phase half wave voltage controller consists of a) one SCR is parallel with one diode b) one SCR is anti-parallel with one diode c) two SCRs in parallel d) two SCRs in anti-parallel number 3