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What gear ratio does the cyclist need?
A cyclist (perhaps including our famed Codysolver the cyclist <http://www.mathworks.com/matlabcentral/cody/players/1841757-the...

24日 前

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How long do each of the stages of the rocket take to burn?
A space rocket has 3 stages: - stage 1, s1; - stage 2, s2; - stage 3, s3. If s1 burns 3 x as long as s2 which burns ...

24日 前

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SatCom #2: Gain of a circular 'dish' antenna
Satellite and Space Engineering - Problem #2 This is part of a series of problems looking at topics in satellite and space comm...

24日 前

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Calculate compression ratio of engine
Calculate compression ratio of engine given compression volume of cylinder(Vc), piston stroke(s) and valve diameter(d)

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Calculate Engine Power
Calculate Engine Power (P) in kW given the values of Torque(M) in Nm and Engine Speed(n) in rpm

24日 前

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SatCom #4: Satellite Orbit Altitude
*Satellite and Space Engineering - Problem #4* _This is part of a series of problems looking at topics in satellite and space...

24日 前

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Electrical Diode Current Calculation
In engineering, there is not always a single equation that describes a phenomenon accurately enough to be applied in all instanc...

25日 前

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An Ohm's Law Calculator
*BACKGROUND / MOTIVATION:* Many important observations in math and science can be described by short, but powerful, equations...

25日 前

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Create a dictionary
The goal is to write a function that returns a dictionary from a list of words or phrases and their definitions. Here is an exam...

約2ヶ月 前

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Scrabble Scores - 13
This problem integrates components of <https://www.mathworks.com/matlabcentral/cody/problems/3084-scrabble-scores-11 Scrabble Sc...

約2ヶ月 前

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Scrabble Scores - 12
This problem builds directly off of <https://www.mathworks.com/matlabcentral/cody/problems/3082-scrabble-scores-10 Scrabble Scor...

約2ヶ月 前

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Scrabble Scores - 11
This problem builds on the previous problem, wherein you were provided a letter of an existing word on the board and from which ...

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Scrabble Scores - 10
This problem is very similar to the previous problem. Here, you are provided a letter of an existing word on the board from whic...

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Scrabble Scores - 9
After developing a sophisticated Scrabble scoring routine, it's time to write an optimization routine for single-word scoring. T...

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Scrabble Scores - 8
This problem is part of a set of problems that successively develop a more sophisticated Scrabble scoring routine. The point dis...

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Scrabble Scores - 7
This problem is part of a set of problems that successively develop a more sophisticated Scrabble scoring routine. The point dis...

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Scrabble Scores - 6
This problem is part of a set of problems that successively develop a more sophisticated Scrabble scoring routine. The point dis...

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Scrabble Scores - 5
This problem is part of a set of problems that successively develop a more sophisticated Scrabble scoring routine. The point dis...

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Scrabble Scores - 4
This problem is part of a set of problems that successively develop a more sophisticated Scrabble scoring routine. The point dis...

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Scrabble Scores - 3
This problem is part of a set of problems that successively develop a more sophisticated Scrabble scoring routine. The point dis...

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Scrabble Scores - 2
An <https://www.mathworks.com/matlabcentral/cody/problems/56-scrabble-scores introductory Cody problem> asks the user to score a...

約2ヶ月 前

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Code breaker, Part II: Operation Orthos
You have been tasked with decoding several batches of coded messages that have been intercepted. Based on previous intellig...

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Code breaker, Part I: Operation Phoenix
You have been tasked with decoding a set of coded messages that have been intercepted. Based on previous intelligence that ...

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Enlarge array
Given an m-by-n numeric array (A) and a 1-by-2 vector (sz) indicating the dimensions [p q] to enlarge each element, return an (m...

約2ヶ月 前

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Remove entire row and column in the matrix containing the input values
Remove the entire row and column from the matrix containing specific values. The specified value can be a scalar or a vector. Fo...

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frame of the matrix
Given the matrix M, return M without the external frame.

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subtract central cross
Given an n-by-n square matrix, where n is an odd number, return the matrix without the central row and the central column.

約2ヶ月 前

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Given a matrix, swap the 2nd & 3rd columns
If a = [1 2 3 4; 1 2 3 4; 1 2 3 4; 1 2 3 4]; then the result is ans = 1 3 2 4 1 3 2...

約2ヶ月 前

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Energy of an object
Calculate the total mechanical energy of an object. Total Energy= Potential energy + Kinetic energy P.E.=m*g*h K.E.=1/2...

約2ヶ月 前

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Is A the inverse of B?
Given a matrix A and a matrix B, is A the inverse of B? >>A=[2,4;3,5]; >>B=[-2.5,2;1.5,-1]; >>isInverse...

約2ヶ月 前

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