# Geetla Sindhu

### MathWorks

I am an EDG Engineer at MathWorks. Any advice or opinions here are my own, and in no way reflect that of MathWorks.

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**Content Feed**

Wind turbine model block, cp(lambda, beta) function syntax error

Hello Giovanni, I understand that you are getting syntax error using MATLAB function block in Simulink. The cause of this erro...

3 months ago | 0

Syntax error in Simulink

Hello Nibash, I understand that you are getting syntax error while using MATLAB function block in Simulink. The cause of this ...

3 months ago | 0

modifying vertices of geopolyshape

Hello Murat, I understand that you are trying to use geopolyshape with geographic coordinates. You can try the following worka...

3 months ago | 0

Gear shifting scenario to overcome all resistance forces with using switch

Hello Batuhan, I understand that you are using velocity information to change the gears accordingly. You can use the MATLAB Fu...

3 months ago | 1

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Copy slides from ppt & paste it as an image in excel sheet.

Hello Himanshu, I understand that you are trying to copy the slide from .ppt file and paste in an excel sheet. You can try the...

3 months ago | 0

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Needed RMS for matlab code for a ECG signal

Hello Sachini, I understand that you are trying to estimate the RMS values of a signal for every 1 second interval. Since the ...

3 months ago | 0

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How to use 'for' loop in Erlang B formula

Hello, I understand that you are trying to use Erlang B equation for different number of channels. The approach for this can b...

3 months ago | 0

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how to do FFT analysis in MATLAB 2021a ? i am having an issue in getting THD from the scope can any one suggest me a idea.. it will

Hello Dhanesh, I understand that you are not able to view the signal and get THD of that signal using Powergui FFT Analysis too...

3 months ago | 0

How TI c2000 ePWM block can be configured?

Hello Abirami, I understand that you are trying to achieve desired switching frequency using TI C2000 ePWM block in Simulink. ...

3 months ago | 0

error while designing electric vehicle in Simulink

Hello Nimil, In order to solve the issue, you have to add “Electrical Reference” block from the Simscape Library as there are c...

3 months ago | 0

Solved

Calculate Inner Product

Given two input matrices, |x| and |y|, check if their inner dimensions match. * If they match, create an output variable |z|...

4 months ago

Solved

Find MPG of Lightest Cars

The file |cars.mat| contains a table named |cars| with variables |Model|, |MPG|, |Horsepower|, |Weight|, and |Acceleration| for ...

4 months ago

Solved

Find the Best Hotels

Given three input variables: * |hotels| - a list of hotel names * |ratings| - their ratings in a city * |cutoff| - the rat...

4 months ago

Solved

Crop an Image

A grayscale image is represented as a matrix in MATLAB. Each matrix element represents a pixel in the image. An element value re...

4 months ago

Solved

Calculate BMI

Given a matrix |hw| (height and weight) with two columns, calculate BMI using these formulas: * 1 kilogram = 2.2 pounds * 1 ...

4 months ago

Why thd() function captures incorrect harmonics?

Hello Ying Wu, I understand that you are trying to calculate THD of a signal using three approaches. It would be helpful if y...

4 months ago | 0

Receiving error when code is correct on matlab onramp Project - Stellar Motion I task 4?

Hello Alysia, I am not able to reproduce the issue on my end and from your screenshot, it does look like you did it correctly. ...

4 months ago | 0

I need to plot a phase response using freqz function. Can you please help with it.

Hello Gerald, I understand that you are trying to plot the phase of the frequency response of the system using “freqz” command...

4 months ago | 0

connecting battery to inverter

Hello Layth, In order to solve the issue, you can connect the three-phase inverter to the battery as shown in the image below. ...

4 months ago | 0

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Solved

Calculate a Damped Sinusoid

The equation of a damped sinusoid can be written as |y = A.ⅇ^(-λt)*cos(2πft)| where |A|, |λ|, and |f| ...

4 months ago

Solved

Solve a System of Linear Equations

Example: If a system of linear equations in x₁ and x₂ is: 2x₁ + x₂ = 2 x₁ - 4 x₂ = 3 Then the coefficient matrix (A) is: 2 ...

4 months ago

Solved

Find the Oldest Person in a Room

Given two input vectors: * |name| - user last names * |age| - corresponding age of the person Return the name of the ol...

4 months ago

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Convert from Fahrenheit to Celsius

Given an input vector |F| containing temperature values in Fahrenheit, return an output vector |C| that contains the values in C...

4 months ago

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Calculate Amount of Cake Frosting

Given two input variables r and h, which stand for the radius and height of a cake, calculate the surface area of the cake you n...

4 months ago

Solved

Times 2 - START HERE

Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

4 months ago

how to model a pv/pcm system in matlab/simulink

Hello Thabo, One option to consider is using the two-phase fluid domain in Simscape to model the evaporation and condensation o...

4 months ago | 0

Can I use "To File" block inside Matlab Function in the form of a command?

Hello Ehtisham, I understand that you are using a MATLAB function and wanted to save the data to a .mat file but without using ...

4 months ago | 0

How can I add a PS control port to a Spice imported Simscape block?

Hello Niklas, I understand that you are trying to connect Simscape-GaN-Transistor-block with a MATLAB function or any Simulink ...

4 months ago | 0

How to enable block content preview in Simulink?

Hello Nathan, I understand that when you are adding an icon image to the Simulink block and removing it, the block content prev...

4 months ago | 1

| accepted

An error occurred while running the simulation and the simulation was terminated .

Hello Aravind, In order to solve the issue, you have to add “Electrical Reference” block from the Simscape Library. You can fin...

4 months ago | 1