Resuelto

Brake Mean Effective Pressure (BMEP)
BMEP is a normalised measure of engine work output per cycle per unit displacement. It lets you compare engines of different siz...

2 días hace

Resuelto

Volumetric efficiency
Volumetric efficiency measures how well an engine breathes. The ratio of the actual air mass drawn in per cycle to the theoreti...

2 días hace

Resuelto

Fuel-Air Equivalence Ratio (Lambda)
Lambda (λ) is the ratio of actual air-fuel ratio to the stoichiometric air-fuel ratio. λ = 1 is perfect stoichiometry, λ < 1 is ...

2 días hace

Resuelto

Engine Displacement
Engine displacement is the total swept volume of all cylinders. It is determined by bore (cylinder diameter), stroke (piston tra...

2 días hace

Resuelto

Piston Mean Speed
Mean piston speed is a critical mechanical stress indicator — it sets limits on valve timing, bearing loads, and material fatigu...

2 días hace

Resuelto

Specific Fuel Consumption
Brake-specific fuel consumption (BSFC) measures how efficiently an engine converts fuel mass into useful work. Lower is better...

2 días hace

Resuelto

Swept Volume and Clearance Volume
The swept volume (V_s) is the volume displaced by the piston as it travels from BDC (Bottom Dead Centre) to TDC (Top Dead Centre...

2 días hace

Resuelto

Geometric Compression Ratio
The geometric compression ratio CR is the ratio of the total cylinder volume at BDC to the clearance volume at TDC. It is one of...

2 días hace

Resuelto

Insert same number of zeros for each of elements in the vector. Number of zeros for a given number in vector
Same number of zeros for a given number in the vector, if there is a negative number in vector, then insert zeros to precede ...

2 días hace

Resuelto

Radiation Heat Transfer — View Factors (3)
View factors (aka configuration factors) are utilized in some radiation heat transfer models to estimate heat transfer rates bet...

2 días hace

Resuelto

Radiation Heat Transfer — View Factors (2)
View factors (aka configuration factors) are utilized in some radiation heat transfer models to estimate heat transfer rates bet...

4 días hace

Resuelto

Avalaible area: wall construction
You need to build a wall to enclose a certain area. Calculate the available area after you build the wall. Assumptions * ...

4 días hace

Resuelto

Wayfinding 1 - crossing
This is the first part of a series of assignments about wayfinding. The final goal is to be able to calculate the fastest route ...

4 días hace

Resuelto

Do the line-segments intersect?
You are given two line segments. Do they cross? Consider one segment as (x1,y1) to (x2,y2), the other segment as (x3,y3) to (x4...

4 días hace

Resuelto

distance to a straight line (2D) given any 2 distinct points on this straight line
Given 2 points P1,P2 on a straight line and a 3rd point, determine the distance of the 3rd point to the straight line. Your answ...

4 días hace

Resuelto

Implement simple rotation cypher
If given a letter from the set: [abc...xyz] and a shift, implement a shift cypher. Example: 'abc' with a shi...

4 días hace

Resuelto

Flag largest magnitude swings as they occur
You have a phenomenon that produces strictly positive or negative results. delta = [1 -3 4 2 -1 6 -2 -7]; Marching through thi...

4 días hace

Resuelto

Data Regularization
Provided is an m-by-n integer data matrix A whose elements are drawn arbitrarily from a set *S* = [1,2,3,...,S] for any large in...

4 días hace

Resuelto

Moving Product (Easy)
Given an input array A, write a function *movprod(A,k,dim)* to calculate the moving product over a sliding window of length *k* ...

4 días hace

Resuelto

Minimum of each diagonal
The well-known <http://www.mathworks.com/help/matlab/ref/min.html min> function can operate along either the rows or the columns...

4 días hace

Resuelto

Fill the Matrix - 2
Input is a column vector and n. n columns will be added to the left of the input column. The first value of the row is the me...

4 días hace

Resuelto

Fill the matrix - 1
Input is a column vector and n. n columns will be added to the left of the input column. The first value of the row is the s...

4 días hace

Resuelto

Maximum of each diagonal
The well-known <http://www.mathworks.com/help/matlab/ref/max.html max> function can operate along either the rows or the columns...

4 días hace

Resuelto

Spiral Mandala
Generate a clockwise spiral pattern using 1s in an N×N matrix to create an intricate mandala effect. e.g. N = 5; y_correct...

4 días hace

Resuelto

GJam March 2016 IOW: Password Single
This Challenge is derived from <http://code.google.com/codejam/contest/8274486/dashboard#s=p3 GJam March 2016 Annual I/O for Pas...

4 días hace

Resuelto

Time reverse indices
Time reverse the index values as follows IndexIn = [7 1 0] IndexOut = [7 6 0] Note that the indices are zero based and so...

4 días hace

Resuelto

Coefficients and vertex of a parabola given 3 points
Given 3 points, each defined by x and y, compute the coefficients: [a,b,c] of a parabola with equation: y = ax^2 + bx + c passin...

4 días hace

Resuelto

Hamming Weight - Fast
The Hamming Weight, <http://en.wikipedia.org/wiki/Hamming_weight wiki Hamming Weight>, in its most simple form is the number of ...

4 días hace

Resuelto

X O X Oh!
_This follows on from problem 44850 - X O X O_ <https://www.mathworks.com/matlabcentral/cody/problems/44850-x-o-x-o> On a...

4 días hace

Resuelto

Calculate FFT
Calculate the fft manually, without using matlab's builtin function. No cheating allowed.

4 días hace