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DURCHSCHNITTLICHE ANZAHL DER LIKES
Feeds
Gelöst
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 ...
etwa 14 Stunden vor
Gelöst
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...
etwa 15 Stunden vor
Gelöst
Specific Fuel Consumption
Brake-specific fuel consumption (BSFC) measures how efficiently an engine converts fuel mass into useful work. Modern petrol e...
etwa 15 Stunden vor
Gelöst
Piston Mean Speed
Mean piston speed is a critical mechanical stress indicator. It sets limits on valve timing, bearing loads and material fatigue...
etwa 15 Stunden vor
Gelöst
Engine Displacement
Engine displacement is the total swept volume of all cylinders. It is determined by bore (cylinder diameter), stroke (piston t...
etwa 15 Stunden vor
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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...
etwa 15 Stunden vor
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Volumetric efficiency
Volumetric efficiency measures how well an engine breathes. The ratio of the actual air mass drawn in per cycle to the theoreti...
etwa 15 Stunden vor
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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...
etwa 15 Stunden vor
Gelöst
Engine torque and RPM
Torque and power are related through rotational speed. Knowing brake power and engine RPM, you can back-calculate the torque del...
etwa 15 Stunden vor
Gelöst
Engine Thermal Efficiency
The thermal efficiency of an ideal Otto cycle engine depends only on the compression ratio. A higher compression ratio yields gr...
etwa 15 Stunden vor
Gelöst
The Five Infection (Boss Level)
Given a 3x3 matrix A, replace: every value that is equal to five every value that is directly adjacent to a five with zero in...
ein Tag vor
Gelöst
Fives Begone
Given any sentence as an input value 'sentence', turn all fives into the letter X and return the improved sentence. Also, turn a...
ein Tag vor
Gelöst
Broken Clock
Create a function that outputs t, an inputted matrix time x, in hours and minutes (hr:min) unless the time contains a five. In t...
ein Tag vor
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No Fives Permitted
Create a function that gives users an custom error message if the matrix A contains a five. The error message should say "No Fiv...
ein Tag vor
Gelöst
A Fiveless Factorial
Given a positive integer x, compute its factorial y, but exclude any muliplication by five if applicable.
ein Tag vor
Gelöst
Don't Sum a Five
Create a function that sums the first and last element of a muti-element vector unless the value of one of the elements is 5. Do...
ein Tag vor
Gelöst
Don't Include a Five (Part Two)
Given a vector A with at least one non-five, return vector B, with all fives excluded (not replaced by zeros).
3 Tage vor
Gelöst
Don't Include a Five
Given a vector A, return vector B with all 5s replaced with 0s.
3 Tage vor
Gelöst
High Five!
Write a function that takes a number x and returns y = 'High Five' if x is not equal to five. Return y = 'Denied' if the number ...
3 Tage vor
Gelöst
A Five Introduction
Write a function that takes a number x as an input and returns the same value as y, unless x = 5, in which case the function sho...
3 Tage vor
Gelöst
Convert a numerical matrix into a cell array of strings
Given a numerical matrix, output a *cell array of string*. For example: if input = 1:3 output is {'1','2','3'} whic...
21 Tage vor
Gelöst
Create a cell array out of a struct
Create a cell array out of a (single) struct with the fieldname in the first column and the value in the second column: in: ...
21 Tage vor
Gelöst
Cell joiner
You are given a cell array of strings and a string delimiter. You need to produce one string which is composed of each string fr...
21 Tage vor
Gelöst
Perimeter of a semicircle
Given the diameter d, find the perimeter of a semicircle
21 Tage vor
Gelöst
Given a square and a circle, please decide whether the square covers more area.
You know the side of a square and the diameter of a circle, please decide whether the square covers more area.
21 Tage vor
Gelöst
Approximation of Pi
Pi (divided by 4) can be approximated by the following infinite series: pi/4 = 1 - 1/3 + 1/5 - 1/7 + ... For a given number of...
21 Tage vor
Gelöst
radius of a spherical planet
You just measured its surface area, that is the input.
21 Tage vor
Gelöst
Pi Estimate 1
Estimate Pi as described in the following link: <http://www.people.virginia.edu/~teh1m/cody/Pi_estimation1.pdf>
21 Tage vor
