Problem

Find the Peak Particle Velocity on a ETL structure
PPV is a vibration parameter that can connect stress to a structure, it is measured in mm/s or mm/s-1. The higher the PPV the mo...

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Find the sum of n squares
What is the sum of the squares of the first n integers?

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basic matrix operations: rotate and find sum of diagonal elements of the resultant matrix
For given input matrix a, rotate it by 90 degrees and find the sum of the diagonals. Example: Input: a = 1 ...

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Check for keywords
If the entered string is a MATLAB keyword, return true else false

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Product of all elements in an array
Compute the product of all elements in an array.

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convert the number to binary format & count digits
Convert the given number to the corresponding binary format and count the number of digits in that binary number

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Check if there are white spaces in the input string
If there are white spaces in the input string, output=1 else 0

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Datetime basics
Generate the datetime scalar representing the current date

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Return median of a matrix
Compute median of a matrix of any dimension. Exclude the NaNs if any.

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find number of times of occurrence of the most frequent number in a row vector
In a given row vector, find the number of times a mode of a row vector has occurred example: in [2 5 5 5 5 3], output is 4 ...

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Do Fast Fourier Transformation
Example Fast Fourier Transformation from vector [2,1]) ans = 3 1

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Calculate the peak value of square wave
Given the peak value of sine wave, calculate corresponding peak value of square wave, if both have same RMS voltage.

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Calculate value of capacitor
Given the value of resistance and time at which capacitor charges to it's 99%. calculate the value of capacitor

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calculate RMS voltage
given peak to peak voltage, calculate rms voltage

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Square wave average calculation
Given its peak and duty cycle, calculate avg value of square wave

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Find the surface area of a cone.
For instance, Given r (radius) = 3, and s (slant height) = 5: surface area should be 94.

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Loja de tintas
Faça um programa para uma loja de tintas. O programa deverá receber o tamanho em metros quadrados da área a ser pintada. Conside...

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Tabuada
Dado um inteiro N, retorne um vetor contendo a tabuada de N de 1 a 10; ex: Tabuada(5) = [5, 10, 15, 20, 25, 30, 35, 40, 45, 50...

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Remove Repetidos e Ordena
Dado um vetor A, remove todos os valores repetidos deixando apenas 1 valor, e ordene o vetor. RemoveRepetidosEOrdena([1 1 2 3])...

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How many offices does MathWorks have in the UK
Please write a function that returns the number of offices MathWorks has in the UK.

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Golden ratio
Calculate the golden ratio. Hint: phi^2 = phi + 1.

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Make an identity matrix whose diagonal elements are 1:n
For a given input n, make an n by n identity matrix that contains the elements 1:n along its diagonal. For example, if input=5: ...

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Union of two set decreasing order
Union of two set decreasing order Say, x=[1 2 5] and y=[5 7 8] then answer must be [8 7 5 2 1]

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Let's see how peculiar we can get
The task is to multiply two numbers. But do it in the most peculiar possible way.

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Cody problems in French : Trouvez la logique Pt.2
Trouvez la logique entre x et y, aidez-vous de la test suite. Bon courage. P.S: L'utilisation de "^" est de nouveau fortement...

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Create Vector containing following elements
Create Vector containing following elements A=[pi eps NaN inf -inf flintmax];

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Even Sum
Calculate the sum of all even numbers between 1 and a given positive integer n. Write a function that takes n as input and retur...

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Add two different item as shown in example
Add two different item as shown in example x=5; y='ab'; Then output must be'5ab';

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Find collatz series next number
For given x, if x is even, output is (x/2) if x is odd, output is (3x+1)

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Find cross product of 2 vectors
Find cross product of 2 vectors

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