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My question is: what is the difference between DC motor with encoder and DC without encoder? As long as I can control the speed of DC motor using PWM, for example on the Arduino, what is the fundamental difference?
$\begingroup$ Fundamental difference in terms of what? Open loop control, closed loop control, price, con... | <urn:uuid:7a028f3e-5ddc-4341-883a-08ba831d6ee7> | CC-MAIN-2023-14 | https://robotics.stackexchange.com/questions/11108/what-is-the-difference-between-dc-motor-with-encoder-and-dc-with-out-encoder/11109 | s3://commoncrawl/crawl-data/CC-MAIN-2023-14/segments/1679296943704.21/warc/CC-MAIN-20230321162614-20230321192614-00000.warc.gz | en | 0.913547 | 1,134 | 3.03125 | 3 |
9.10: Chapter Review
- Page ID
9.1 Null and Alternative Hypotheses
In a hypothesis test, sample data is evaluated in order to arrive at a decision about some type of claim. If certain conditions about the sample are satisfied, then the claim can be evaluated for a population. In a hypothesis test, we:
- Evaluate the nu... | <urn:uuid:a52c0134-060a-4b5d-b2c7-605f366d8377> | CC-MAIN-2023-14 | https://stats.libretexts.org/Bookshelves/Applied_Statistics/Introductory_Business_Statistics_(OpenStax)/09%3A_Hypothesis_Testing_with_One_Sample/9.10%3A_Chapter_Review | s3://commoncrawl/crawl-data/CC-MAIN-2023-14/segments/1679296945376.29/warc/CC-MAIN-20230325222822-20230326012822-00400.warc.gz | en | 0.869652 | 727 | 4.21875 | 4 |
It’s been way too long since my last posting. A combination of wanting to do some additional research to support the post I was working on, and real life interfering,
So in the meantime I thought I’d do a quick post on a question that pops up here and there on the internet as it’s a fun little calculation: What happens... | <urn:uuid:a35cb8e5-1c00-43cc-8027-99719dadc057> | CC-MAIN-2023-14 | https://terra-phy.com/2022/08/30/drilling-a-hole-through-the-earth/ | s3://commoncrawl/crawl-data/CC-MAIN-2023-14/segments/1679296948620.60/warc/CC-MAIN-20230327092225-20230327122225-00600.warc.gz | en | 0.921016 | 1,540 | 3.046875 | 3 |
TL;DR: If by “analogue computers”, you mean differential analysers, the answer is adders, constant units and integrator. Bournez, Campagnolo, Graça and Hainry have shown in 2006 (paywalled / free reprint) that an idealized model of it allows to compute all the computable functions in the framework of computable analysi... | <urn:uuid:4b37137b-2e55-4330-984c-b0b4ccba51e7> | CC-MAIN-2023-14 | https://cs.stackexchange.com/questions/1292/what-is-required-for-universal-analogue-computation | s3://commoncrawl/crawl-data/CC-MAIN-2023-14/segments/1679296943589.10/warc/CC-MAIN-20230321002050-20230321032050-00000.warc.gz | en | 0.909528 | 731 | 2.578125 | 3 |
The island municipality of Soteholm is required to write a plan of action for their work with emission of greenhouse gases. They realize that a natural first step is to decide whether they are for or against global warming. For this purpose they have read the IPCC report on climate change and found out that the largest... | <urn:uuid:289cbcac-5832-4ec1-97a2-0157c3b7c1fa> | CC-MAIN-2023-14 | https://ru.kattis.com/courses/T-414-AFLV/aflv21/assignments/hd5o83/problems/coast | s3://commoncrawl/crawl-data/CC-MAIN-2023-14/segments/1679296943625.81/warc/CC-MAIN-20230321033306-20230321063306-00200.warc.gz | en | 0.936491 | 418 | 3.984375 | 4 |
By Anusha Nagabandi and Ignasi Clavera
Humans have the ability to seamlessly adapt to changes in their environments: adults can learn to walk on crutches in just a few seconds, people can adapt almost instantaneously to picking up an object that is unexpectedly heavy, and children who can walk on flat ground can quickl... | <urn:uuid:39a8ca22-1e43-4288-ae06-b9825fb21d43> | CC-MAIN-2023-14 | https://robotics.ee/2019/05/13/robots-that-learn-to-adapt/ | s3://commoncrawl/crawl-data/CC-MAIN-2023-14/segments/1679296945315.31/warc/CC-MAIN-20230325033306-20230325063306-00200.warc.gz | en | 0.939574 | 2,728 | 3.265625 | 3 |
Game of Throwns
Daenerys frequently invents games to help teach her second grade Computer Science class about various aspects of the discipline. For this week’s lesson she has the children form a circle and (carefully) throw around a petrified dragon egg.
The $n$ children are numbered from $0$ to $n - 1$ (it is a Compu... | <urn:uuid:923dd795-d672-4a6d-bcc0-f19dc6926003> | CC-MAIN-2023-14 | https://nus.kattis.com/courses/IT5003/IT5003_S2_AY2223/assignments/pe7tbg/problems/throwns | s3://commoncrawl/crawl-data/CC-MAIN-2023-14/segments/1679296944452.74/warc/CC-MAIN-20230322180852-20230322210852-00600.warc.gz | en | 0.915059 | 646 | 3.390625 | 3 |
نوع مقاله : پژوهشی
1 بخش مهندسی صنایع، دانشگاه تربیت مدرس
2 پژوهشگاه بین المللی زلزله شناسی و مهندسی زلزله
عنوان مقاله [English]
Iran is known as one of the high risk seismic regions of the world. Over the past 50 years, many destructive earthquakes have occurred in this area, causing much human loss and financial dama... | <urn:uuid:7accd3ff-6c23-4341-8b71-b5638ea3eff2> | CC-MAIN-2023-14 | http://sjce.journals.sharif.edu/article_1014.html | s3://commoncrawl/crawl-data/CC-MAIN-2023-14/segments/1679296945242.64/warc/CC-MAIN-20230324020038-20230324050038-00600.warc.gz | en | 0.914645 | 674 | 3.078125 | 3 |
Multivariate metamodelling is a way to make simplified models of mechanistic models that can be run faster and are more interpretable. This opens up a set of possibilities for how to use already existing mechanistic models to optimize processes and improve understanding.
Our Multivariate Metamodelling methods allow our... | <urn:uuid:db7eb7fc-6a12-4cd6-861b-f5931fa04ecb> | CC-MAIN-2023-14 | https://idletechs.com/metamodelling/ | s3://commoncrawl/crawl-data/CC-MAIN-2023-14/segments/1679296948756.99/warc/CC-MAIN-20230328011555-20230328041555-00600.warc.gz | en | 0.907242 | 2,737 | 2.5625 | 3 |
Graphing Systems of Linear Inequalities
Graphing Systems of Linear Inequalities involves two inequalities in two variables x and y.
For graphing systems of inequalities we use a Cartesian plane or XY -plane. In that vertical line divides the plane in left and right part and slanting or oblique line divides the plane in... | <urn:uuid:39f64b3b-ac37-4cff-a3e9-e2b6acb19bd3> | CC-MAIN-2023-14 | https://www.ask-math.com/graphing-systems-of-linear-inequalities.html | s3://commoncrawl/crawl-data/CC-MAIN-2023-14/segments/1679296949009.11/warc/CC-MAIN-20230329151629-20230329181629-00001.warc.gz | en | 0.929625 | 619 | 4.53125 | 5 |
There is a multi-billion dollar global industry dedicated to feeding wild birds in residential gardens. This extraordinary boost to food resources is almost certainly reshaping entire bird communities, yet the large-scale, long-term impacts on community ecology remain unknown. Here we reveal a 40-year transformation of... | <urn:uuid:7eaa7da0-7aca-41bd-9135-e467554cebdd> | CC-MAIN-2023-14 | https://www.nature.com/articles/s41467-019-10111-5?error=cookies_not_supported&code=f2e2214c-49a5-4d2a-b9e7-b2a123294a4c | s3://commoncrawl/crawl-data/CC-MAIN-2023-14/segments/1679296945030.59/warc/CC-MAIN-20230323065609-20230323095609-00401.warc.gz | en | 0.909715 | 11,708 | 4.0625 | 4 |
Educational Codeforces Round 68 B Yet Another Crosses Problem
memory limit per test : 256 megabytes
input : standard input
output : standard output
You are given a picture consisting of $nn$ rows and $m$ columns. Rows are numbered from $1$ to $n$ from the top to the bottom, columns are numbered from $1$ to $m$ from the... | <urn:uuid:94fc34c8-bc48-440b-a3ad-a758eb35f74a> | CC-MAIN-2023-14 | http://zhiyi.live/2019/07/21/Educational-Codeforces-Round-68-B-Yet-Another-Crosses-Problem/ | s3://commoncrawl/crawl-data/CC-MAIN-2023-14/segments/1679296945144.17/warc/CC-MAIN-20230323100829-20230323130829-00601.warc.gz | en | 0.784393 | 1,203 | 2.9375 | 3 |
These are some unfinished notes that I have taken while reading the Children’s Machine by Seymour Papert. Hope that someday I will weave them into something more fluid.
Why, though a period when so much human activity has been
revolutionized, have we not seen comparable change in the way we
help our children learn?
One... | <urn:uuid:1d669837-8c25-41b7-9a94-0728b02f6906> | CC-MAIN-2023-14 | https://damitr.org/category/xo/ | s3://commoncrawl/crawl-data/CC-MAIN-2023-14/segments/1679296949355.52/warc/CC-MAIN-20230330163823-20230330193823-00601.warc.gz | en | 0.951936 | 4,521 | 2.953125 | 3 |
More often than I care to admit, I find myself sitting in the audience of a maths lecture or seminar completely and utterly lost as to what the speaker is going on about. What are they talking about? How does this relate to stuff I know about? Where does this fit within the sphere of mathematics as a whole? In fact, mo... | <urn:uuid:72482170-80cd-4086-b80d-2f0f0b7f6361> | CC-MAIN-2023-14 | https://chalkdustmagazine.com/features/on-the-cover-vhat-vhere-venn/ | s3://commoncrawl/crawl-data/CC-MAIN-2023-14/segments/1679296949533.16/warc/CC-MAIN-20230331020535-20230331050535-00202.warc.gz | en | 0.946868 | 1,647 | 3.25 | 3 |
DNS Lookup tool finds all DNS records of a given domain name. The records include but not limited to A, AAAA, CNAME, MX, NS, PTR, SRV, SOA, TXT, CAA. Enter a domain name and select record type to get a specific record or keep default to fetch all DNS records.
Jul 09, 2020 · The network settings for your computer, route... | <urn:uuid:1da49682-1cda-49b9-8c41-eab11f41e88e> | CC-MAIN-2023-14 | https://goodvpnfeltgs.netlify.app/galinol6302vana/get-dns-settings-706.html | s3://commoncrawl/crawl-data/CC-MAIN-2023-14/segments/1679296949533.16/warc/CC-MAIN-20230331020535-20230331050535-00202.warc.gz | en | 0.8113 | 620 | 2.515625 | 3 |
Knights in Fen
There are black and white knights on a 5 by 5 chessboard. There are twelve of each color, and there is one square that is empty. At any time, a knight can move into an empty square as long as it moves like a knight in normal chess (what else did you expect?).
Given an initial position of the board, the q... | <urn:uuid:f341288c-d430-4879-9785-08f2c7b04ba6> | CC-MAIN-2023-14 | https://open.kattis.com/contests/ma2nhe/problems/knightsfen | s3://commoncrawl/crawl-data/CC-MAIN-2023-14/segments/1679296945472.93/warc/CC-MAIN-20230326111045-20230326141045-00202.warc.gz | en | 0.911431 | 383 | 3.4375 | 3 |
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