The latest articles on Forem by CAT-CMS (@catcms). https://forem.com/catcms https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F354894%2F7a36e349-bb28-48cd-9cd2-9cb0843b9c4b.png https://forem.com/catcms en CAT-CMS Sat, 12 Oct 2024 15:23:52 +0000 https://forem.com/catcms/find-resistance-of-wheatstone-bridge-1a32 https://forem.com/catcms/find-resistance-of-wheatstone-bridge-1a32 <h1> Find unknown resistance of Wheatstone bridge, Rx(=R in code) </h1> <h1> The equation of Rx is below. </h1> <h1> Rx = Rk * R2 / R1 </h1> <h1> Proportion of R2 and R1 is R2_R1 in code. </h1> <h1> Making function. </h1> <div class="highlight js-code-highlight"> <pre class="highlight plaintext"><code>def Find_the_resistance (Rk, R2_R1) : R = Rk * R2_R1 d.append(R) </code></pre> </div> <h1> I put experimental values in lists, a and b.(9 times experiments) </h1> <h1> List c has theoretical values. </h1> <h1> List d has the result of the function </h1> <h1> Error rate : (experimental value - theoretical value) / theoretical value * 100 </h1> <div class="highlight js-code-highlight"> <pre class="highlight plaintext"><code>a = [147, 464, 14, 47, 2180, 8100, 5570, 1470, 4620] b = [10, 10, 100, 100, 0.1, 0.1, 0.1, 1, 1] c = [1470, 4520, 1470, 4520, 217, 810, 557, 1470, 4520] d = [] </code></pre> </div> <h1> range(starting number, ending number). It doesn't include the ending number but ending number - 1 </h1> <h1> Computer counts numbers from 0 not 1. Don't forget it!(I said it for myself. XD) </h1> <div class="highlight js-code-highlight"> <pre class="highlight plaintext"><code>for i in range(0, 9) : Find_the_resistance(a[i], b[i]) print((d[i] - c[i]) / c[i] * 100) i = i+1 </code></pre> </div> python assignment calculate