410 Answered Questions for the topic electrical engineering

Electrical Engineering Math Calculus Geometry

08/09/21

Vectors and the Geometry of Space

Find the distance of the point (4,6,−4) from the line r(t)=⟨−1+3t,1+3t,5−3t⟩.Answer:
Electrical Engineering Math Calculus Geometry

08/09/21

Vectors and the Geometry of Space

Find the distance from the point (-1, -4, 0) to the plane −3x −y + 3z =3
Electrical Engineering Math Calculus Geometry

08/09/21

Vectors and the Geometry of Space

Let a=(3,3,6) and b=(9,2,1) be vectors.Compute the cross product a×b.a×b = ( , , )
Electrical Engineering Physics Electromagnetism

08/08/21

Electromagnetism

Show that for a vector field that has the form E = F(r) r̂, the rotational is zero and the divergent is given by DIV(E) = 2F(r) ⁄ r + dF⁄dr
Electrical Engineering Physics Electromagnetism

08/08/21

Electromagnetism

A ring of radius R has a homogeneous charge distribution. Place the origin at the center of the ring and calculate the electrostatic field for any point r such that |r| < R.
Electrical Engineering Electrical Circuit Diode

08/03/21

10V(p-p), 1KHzsinusoidal voltage is applied to an op-amp input(inverting) and non inverting input is grounded. Draw the output wave form.

10V(p-p), 1KHzsinusoidal voltage is applied to an op-amp input(inverting) and noninverting input is grounded. Draw the output wave form.

07/13/21

I am having trouble understanding how I got these wrong on my test. Is there something I am missing with xor?

There are 2 inputs. (A and B) both are connected to an OR Gate and a NAND gate. Those gates are then connected to an XOR gate. my answer for the truth table was A B Y0 0 1 0 1 01 1 11 0 0I'm not... more

06/11/21

Evaluate the sum using the summation formulas and properties.

12 (j3 - 3j2) j = 1= ______
Electrical Engineering

06/08/21

For the circuit below, find

For the circuit below, finda) the missing voltages of element 1, 4, and 6,b) the missing currents of element 2, 3, 5, and 7, andc) determine whether each of the device is supplier or a receiver of... more
Electrical Engineering Math Calculus Precalculus

06/01/21

Use the figure to approximate the slope of the curve at the point (x, y).

= _____
Electrical Engineering

05/27/21

find the following of questions

The input power to a 220 V lap wound shunt D.C motor runs is 11 kW , the speed is 1150 rpm takes 5 A at no load ,shunt field resistance is 110 Q and armature resistance is 0.5 Q Find a-The speed of... more
Electrical Engineering

05/21/21

What is a good procedure to use to analyze op amp circuits?

Many students have asked me for the best procedure to use when trying to solve operational amplifier problems. I recommend this procedure.
Electrical Engineering Science Physics Physics B

05/21/21

When the terminals of a 100-volt battery are connected to 2 large parallel horizontal plates 2cm apart, the electric field in the region...

When the terminals of a 100-volt battery are connected to 2 large parallel horizontal plates 2cm apart, the electric field in the region between the plates is very nearly uniform with magnitude E=... more
Electrical Engineering Physics Circuits Resistors And Tolerance

05/16/21

What will be the tolerance of a resistor having no 4th band?

Electrical Engineering Algebra 2 Calculus Precalculus

05/15/21

Find the limit by direct substitution.

= ________
Electrical Engineering Algebra 2 Calculus Precalculus

05/15/21

Consider the following.

(a) Find = ________(b) Find = ________(c) Find = _________(d) Find = _________
Electrical Engineering Physics Electromagnetism

05/14/21

Power and coil rotation

Suppose that there is a single generator providing power to your house. Right now, the wire coil is spinning at a certain number of rpms within a magnetic field, generating current via Faraday's... more
Electrical Engineering

05/11/21

Electronic Engineering (Maths)

The voltage equation for a motor is – V = E + Ia*Rawhere, Ia = Armature Current, Ra = Armature Resistance and E = Induced  EMFA 240 V DC motor has an armature resistance of 2.5 Ω. If the full load... more
Electrical Engineering Computer Engineering

05/09/21

Draw bode plot for following transfer functions:

Draw bode plot for following transfer functions:20[(s+2)/(s^2+s)]
Electrical Engineering Computer Engineering

05/09/21

Draw bode plot for following transfer functions:

Draw bode plot for following transfer functions:100/(s+30)
Electrical Engineering Science Physics Physical Science

05/07/21

Please provide guidance for the problem. What should I do to solve the problem about new unit pixel design?

Please provide guidance for the problem. What should I do to solve the problem about new unit pixel design? A hypothetical client working for a technology company demands a new design for their new... more
Electrical Engineering Calculus Precalculus Computer Programming

05/07/21

Find y such that the triangle has an area of 12 square units. (Enter your answers as a comma-separated list.)

(−4, 2), (−3, 5), (−1, y)y = _____
Electrical Engineering Communication Data

04/30/21

The waveform encoding scheme that encodes a bit ‘1’ by an amplitude transition and a bit ‘0’ by no amplitude transition is called

1) NRZ 2) NRZI 3) Manchester 4)4B-5B

04/30/21

Show that B is the inverse of A.

A = -1/2 -5/4 B = 8 5 1 2 -4 -2To show that B is the inverse of A, we need to show that AB = I = BA.AB = -4 + ___ -5/2 + ___ ... more

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