Lab 03

Can we select components voltage references randomly in order to write KVL? Why?

Write the features of Air circuit breaker and mention its application.

Why PMMC Voltmeters can not be used to measure higher voltages directly? a. because the size of the coils will raise b. because the coils will not be present at all c. because of the lesser current ratings. d. because of the lesser size problems

Define the term passive reference configuration. When do we have this configuration when using double subscript notation?

1. Describe the physics of the eddy current testing technique;

22. The voltage applied to the h.v. side of a trans- former during short-circuit test is 2% of its rated of voltage. The core loss will be........percent the rated core loss. (a) 4 (b) 0.4 (c) 0.25 (d) 0.04

Electrical Engineering _ Energy Conversion Systems pls find the question by using computer line. pls find fast.

What is the acceptable minimum value of leakage current of HI-POT Test of electrical cables. Can you explain which Standard that are commonly use. If it is posible show me the calculation on how we get the value of the lekage current.

Discuss the role of power system protection devices and their importance in preventing electrical failures.

write the specification of circuit breaker.

for solar PV while module heat up ! Voc is unstable ( increase and decrease ) why this happen ?   Isc is increase or decrease and Why ? ..

Don’t Copy Others work.  Here is only one question.  Don't say multiple question.  If you are not able to provide complete question answer kindly skip the question.       Sub: Optoelectronic  Dept: EEE

23/ Zener breakdown occurs due to ______________________________. a. high forward voltage b. light doping c. high reverse voltage d. heavy doping

Describe an Electrical circuit

QUESTION 1 What practical skills were taught and assessed in you Electronic Engineering lab? Choose one or more correct answers in the following list: A. Soldering electronic components on a PCB B. Working principles of a semiconductor diode. C. Electronic PCB design D. Soldering an IC on a PCB E. De-soldering surface mount component techniques F. Cleaning the soldering iron tip

A 120 – volt AC voltage is applied across a 20 – ohm resistive load. Find values of current, max voltage, peak–to–peak voltage, average voltage, maximum current, peak–to–peak current, average current, and power. draw the circuit diagram

Pls do fast fast handwritten only please handwritten fast

Write the methods of Neutral Grounding.

Give a brief introduction about the topic of generation and measurement of direct current voltage...(if possible for 2 pg or 1 pg) high voltage engineering subject..

What is meant by FACTS in power systems? Discuss about SSSC type FACTS device.

Discuss briefly the classification of electrical heating method

How Rth connected with the load resistance, explain.

choose the correct answer In solar power plant, the cost of concentrating collector is more than flat platecollector.    TRUE or FALSE

Explain the importance of maximum power point of a solar module.

What is meant by FACTS in power systems? Discuss about SVC type FACTS device.

According to the following specifications, a single solar 295-watt solar panel has maximum power operation voltage at 24 volts. What is the maximum number of solar panels that can be used in a single string? a. 35 solar panels. b. 30 solar panels. c. 25 solar panels. d. 40 solar panels. e. 20 solar panels.

Subject : Electrical Engineering

What is “Voltage collapse”? Why does voltage instability occur? What arethe countermeasures to deal with voltage instability ?

How are integrated circuits and microchips related, and what are some common applications for microchips?

1. For the ADC0804 used in section 1. the step size can be adjusted by setting the reference voltage on pin 9. When this pin is not connected (as shown in the figure 1 schematic), the reference voltage is the operating voltage Vcc. a) What is the step size for this default setting? b) How can we set the reference voltage on pin 9. to 4 V? c) What would be the step size after changing the reference voltage to 4 V? 2. Determine the analog input that will result in an output code of "10001110". Assume 5 V reference. Show your calculations. 3. What value of the analog input voltage would result in a digital output is 6F (hex)? Assume 4V reference. Show calculations. 4. In section, you used a 8-bit D/A converter. With a reference voltage of 5 V, what voltage does each bit represent in terms of the analog output? Show calculations. 5. For the D/A converter, if the output is 3.62 V, what is the value of the digital input? Show calculations. 6. For the D/A converter circuit shown in Figure 2,…