195 Answered Questions for the topic electrical engineering

Electrical Engineering Computer Programming Computer Science

01/20/21

Traffic Sign Design

You are asked to design a Traffic sign using a PIC16F877A, 3 LEDs, one Seven Segment Display and one Buzzer. The green LED must be connected to PORTB0, the yellow LED must be connected... more
Electrical Engineering Math Physics

01/08/21

How much energy, in kJ, does a 75 Watt light bulb use if turned on for one second?

How much energy, in kJ, does a 75 Watt light bulb use if turned on for one second? how much energy, in kJ, does a 50 Watt light bulb use if turned on for one hour? what is the energy consumed... more
Electrical Engineering Math Calculus Mechanical Engineering

01/05/21

find the flux of the vector field

Let (S) the portion of the sphere " x2 +y2+z2=1 " that lies above xy-plane.Find the flux of the vector field:F = x i + y j + z k across (S)
Electrical Engineering Chemistry Organic Chemistry

12/23/20

Corrosion cell on electrochemistry

Write the equations of selective corrosion of the alloy Cu/Zn in a neutral medium and in a medium of H3PO4.
Electrical Engineering Chemistry Organic Chemistry

12/23/20

Electrochemistry (galvanic cells)

1.Draw cell diagrams of galvanic cells one of which Mn is the anode, the other − the cathode.    Write the electrode reactions.    Calculate E0cell.2. Calculate the potential of Cr-electrode... more
Electrical Engineering Chemistry Chemical Engineering

12/23/20

General Chemistry

1. Draw cell diagrams of galvanic cells one of which Zn is the anode, the other − the cathode. Write the electrode reactions. Calculate E0cell. 2. Calculate the cell potential of Mg/Nigalvanic cell... more
Electrical Engineering Math Computer General Computer

12/03/20

Please help with CS

True or False and explain, Methods can exist inside the main (Runner) class.True or False and explain. The toString() method is unique and defaulted to every object. True or False and explain. You... more
Electrical Engineering

11/21/20

Power amplifier with driver

Consider the circuit of Figure 1 using Vcc = 6 volts, Vee = −6 volts, R1 = 6.8 kΩ, R4 = 1 kΩ, R3 = 100 Ω, Rload = 100 Ω, Cin = 1 µF and Cout = 100 µF. R2 is an adjustable resistance (pot or decade... more
Electrical Engineering Physics

11/17/20

Working of Voltmeter

I can't understand the working of the analog voltmeter. An analog voltmeter is made by combining high resistance with a pivoted coil galvanometer which essentially works when CURRENT passes through... more
Electrical Engineering

11/12/20

Electrical Circuit Basics

When we connect an R resistor to a battery battery, the resistor's ends voltage is measured at 240 V. When we add 10 Ω to this resistance, the circuit current becomes 5 A, and when 20 Ω is removed,... more
Electrical Engineering Math

11/04/20

Determine the maximum length in an AWG conductor if the current is 15 amps. The voltage drop is limited to a maximum of 3%. ASSUME part 1 120 V and part 2240 V

Write all equations, and then your numbers in the equation AND all UNITS!! solve for both 120V and 240VI=E/R same as E (volt)= I (amp) xR (ohm) same as V drop=I x R line       How much is V drop... more
Electrical Engineering Math

11/04/20

3. What is the minimum size conductor that can be used for the electrical clothes dryer shown?

Given:120/240V60Hz5300W3wire or 4 wire
Electrical Engineering Math Physics Computer Engineering

10/31/20

How do I calculate the instantaneous voltage?

A sine wave voltage has a maximum value of 12 V and a frequency of 80 Hz. Calculate the instantaneous voltage at 10 ms. It's a multiple choice question and the following choices are:A. -11.4 VB. 0... more
Electrical Engineering

10/30/20

Recording from session does not have audio.

Electrical Engineering Communication System

10/27/20

How can we reduce the noise in an FM wave?

Electrical Engineering Electro Dynamics

10/15/20

Electro dynamics

I need help with Electro Dynamics . I am a junior year Electrical Engineer student.
Electrical Engineering Math Discrete Math Chemical Engineering

10/09/20

Please help with this question!!!

The cardinality of the set                          is  , while the cardinality of the set  is -----------  while the cardinality of the set   is--------
Electrical Engineering Math Discrete Math Chemical Engineering

10/02/20

Please help with the following math question!!!

Let  and    and . Which of the following statements is (are) true?(can have many answers)a.)b.)c.)d.)e.)f.) Which of the following statements is (are) true?  .  Which of the following statements is... more
Electrical Engineering Math Discrete Math Chemical Engineering

10/02/20

Please help with the power set!!!!

Which of the following is the power set of ? a.) 4b.)c.)d.)e.)     ?
Electrical Engineering Math Discrete Math Chemical Engineering

10/02/20

Please help with the following is a subset!!!

Which of the following is a subset of ?Note: There may be multiple correct answers!a.) b.) c.) d.) e.)
Electrical Engineering Math Discrete Math Chemical Engineering

10/02/20

Please help with the cardinality of the following set!!!!

What is the cardinality of the following set?(This can have many answers)a.) 0b.) 4c.) 7d.) 3
Electrical Engineering Math Discrete Math Chemical Engineering

10/02/20

Please help with this question!!!

Consider the set          .Which of the following is the corresponding set builder notation for the above set?a.) b.) c.)d.)

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