112 Answered Questions for the topic electrical engineering

#### Please help with this question!

Use the method of Power Series to solve the following nonlinear ODE:Please only use Power series method.

#### Please clerify this question!

Given the following 1st order linear homogeneous system: its coefficient matrix has two repeated real eigenvalues but only one independent eigenvector I got an answer below but I am not...
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#### Someone please help with this question!

x'=-x+2yy'=-2x+3yWhat is the genral solution with C1 and C2?λ1=λ2=1Eigenvector= [2][2]

#### Given the first order linear homogeneous system of equations

Given the first order linear homogeneous system of equationsx'(t)=-x(t)+2y(t)y'(t)=-2x(t)+3y(t)Its coefficient matrix A=[-1 2] [-2 3]has two represented real eigenvalueλ1=λ2=1 but only one...
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#### Someone please help non-linear system!

Given the following non-linear system: find its critical points and classify the solution behavior of the non-linear system near each critical point using the linearization method.In other words,...
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#### Please help with the critical points

Find its critical points also find if it's Unstable (near a saddle point)? Spiral sink (stable)? Stable but tracing out an ellipse?

#### Please help with ODE question.

Use the Eigenvalue Method to solve the following system of ODEs: My answer was λ3 +3λ2-4=0Eigenvalues: 1, eigenvector: 1, -1, 1Eigenvalues: 2,eigenvector: -1, 1, 0

#### Please help with ODE!!

Use the Eigenvalue Method to solve the following system of ODEs: My answer was λ3 +3λ2-4=0Eigenvalues: 1, eigenvector: 1, -1, 1Eigenvalues: 2,eigenvector: -1, 1, 0

#### Someone please help me with this question!!

Use the Eigenvalue Method to solve the following system of ODEs:

#### Someone please help with this question!!

Use the Eigenvalue Method to solve the following system of ODEs:

#### Please help with this question!!!

Given the following non-linear system: A.) its critical points are B.) its critical points are C.) its critical points are D.) the system has no critical point.

#### Use the Eigenvalue Method to solve the following system of ODES. Please help with this question!!!

Use the Eigenvalue Method to solve the following system of ODES: Hint: The corresponding coefficient matrix has a pair of complex eigenvalues.

#### Find the eigenvalues and their corresponding eigenvectors. Please help!!!

Find the eigenvalues and their corresponding eigenvectors of: Hint: Use EROs to create two zeros in one row or one column of first.

16d

#### electromagnetism

A 4uC linear charge is distributed in a square of side 0.7m, which is contained in the 'yz' plane and has its center at the origin. The 'x' axis passes through the center of the square. Find the...
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Electrical Engineering Power Systems

07/08/20

#### What is the required KVA rating of a capacitor bank used to correct a .67 lagging PF to .95 PF in a 2400KVA load?

I keep getting 1252.95, but I am unsure of the steps I am taking to solve the problem. It would be helpful to see the steps someone else uses to either confirm my answer, or see where I am going...
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#### Internal Resistance of a Battery

You connect unknown resistors across the terminals of a battery and take the following measurements:
Terminal Voltage 14V, Current 4A
Terminal Voltage 10V, Current 20A
a) What is the internal...
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06/13/20

#### Digital logic Design(Making a Circuit)

Design a car security system which has 4 sensors on all 4 doors. The system works such that it sounds an alarm if it detects any intrusion from any of the 4 doors. When the alarm begins...
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Electrical Engineering

06/12/20

#### What is the phase angle for inductive reactance?

Inductive reactance is measured in ohms.

#### First Order Partial Derivative Only

can you tell me some real world applications of Only First Order Partial Derivative with explanation or recommend?

Electrical Engineering

05/30/20

#### Inverse laplace

Find the inverse Laplace transform of 𝐹(𝑠), where 𝐹(𝑠)=

#### how to prove this question ?

we have two charged particles on an axis(-3q and -q ) however a third charged particle can be placed at a certain point between the particles. how to prove the equilibrium is stable or unstable ?

04/27/20

#### Number of electrons as a function of time

Find the number of electrons as a function of time if: i(t) = 10 cos(t), to and q(to) = 0

#### Can someone please help me with this? I have to find a solution using Wronskian and I'm having a very difficult time.

Given y1, can you find y2? Find y1y'2 - y'1y2 = W(t). Answer choices: 1. y2 = ty1 2. y2 = y1∫W(t) dt 3. y2 = y1 (c+∫(W(t)/y1^2) dt 4. y2 = y1∫(W(t)/y1) dt

Electrical Engineering Capcitance

03/02/20

#### Uncertainty of capacitance. What is the uncertainty in the equivalent capacitance when C1 and C2 are connected in series?

1)You measure the capacitance of two capacitors with uncertainties, C1 = (1548 ± 23) μF and C2 = (865 ± 14) μF. You connect these capacitors in series. What is the uncertainty in the value for...
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