the selection‚ hardware and software requirements of a PLC P1 There are 3 types of PLC‚ unitary‚ modular and rack-mounted. A unitary PLC is a stand alone unity‚ it has no room for expansion and works on its own. They are useful for automating activities such as stress testing. For example the stress testing of a hoist‚ instead of paying someone to manually control the hoists up and down movement leaving time in between each motion a PLC could be used instead. It could be set up to perform a
Premium Programmable logic controller Sensor Conveyor belt
_________________. These synapses are always (excitatory or inhibitory). Advantages of the electrical synapses: 1. _______ signal conduction 2. _____________ activity for a group of neurons. 6. The chemical synapse: Chemical
Premium Neuron Action potential Nervous system
The pen‚ at least in ancient Greece‚ often times proved to be mightier than the sword. As Victoria Wohl said in “Rhetoric of the Athenian citizen‚” “citizenship…was defined by speech‚ the citizen’s right to speak his mind freely in the Assembly” (162). To be able to defend oneself‚ discuss law‚ work for the courts‚ be on jury was part of being a citizen in Greece. Because speech was so important‚ how words were said and pieced together held even greater significance. People would often hire‚ logographers
Premium Plato Ancient Greece Athenian democracy
During the novel‚ When by Victoria Laurie‚ a character named Arnold Schroder (Stubby) who is the main characters best friend. Throughout the beginning of the book‚ Stubby is characterized as imaginative‚ awkward‚ and reliable. He is a supportive‚ caring friend with good morals. When Stubby used to go to elementary school‚ he is quoted doing‚ “wearing a red cape everyday and telling everyone he was going to grow up to be Superman. (page 14)” This quote gives a perfect example of how imaginative he
Premium English-language films Character Debut albums
Chemical Reactions and Equations Chemical Reaction: The transformation of chemical substance into another chemical substance is known as Chemical Reaction. For example: rusting of iron‚ setting of milk into curd‚ digestion of food‚ respiration‚ etc. In chemical reaction new substance is formed which is completely different in properties from the original substance‚ so in a chemical reaction chemical change takes place. Following are the signs of chemical reaction: (a) Change of state of substance
Premium Chemical reaction Iron Hydrogen
My Chemical Romance. Gerard‚ Mikey and Frank all had drug problems. Mikey and Gerard‚ on top of that had alcohol problems. They got themselves better. They knew no one else could help them. What encouraged them to get better? Themselves‚ and the music. Ray had the absolutely awful job of having to watch them go through all of this‚ on top of him trying to be the perfect guitarist. Frank would do drugs over the weekend‚ and wake up on Monday not knowing anything that had happened. Mikey felt
Premium My Chemical Romance
Report Submitted: February 17‚ 2013 Title: Physical and Chemical Properties Purpose: To investigate and learn the physical and chemical properties of pure chemical substances. Procedure: I used various different tools to investigate the different physical and chemical properties‚ such as blue and red litmus papers‚ beakers‚ and wells. Data Tables: Substance Name Color Odor Heat Effect Cold H2O Hot H2O Litmus Test Dilute HCl Dilute NaOH Mg Silver None None None Not soluble‚ small bubbles Red
Premium Chemistry Water Chemical element
2014 Lab report #1 on chemical and physical properties/ changes Introduction Summary: The purpose of this experiment is to allow students to understand how to differentiate physical and chemical properties and reactions of matter by observing changes of matters under circumstances. Physical properties are properties of matter that can be observed without changing the composition of the matter‚ including the volume‚ mass‚ color‚ density‚ and shape of it. Chemical properties include the matter’s
Free Chemistry Chemical substance
Shelby Brown 8/28/10 Physical and chemical changes lab essay Changes in matter occur every day. There are two types of ways matter can be altered; physically and chemically. Physical changes do not change the composition of the matter while chemical changes occur when one or more substances turn into a completely new substance. Physical changes can be seen through an altering of the substances physical property. A substances physical property is observed and measured without changing
Premium Chemical substance Chemistry Mixture
capability gap that separates Orange Electric Plc.‚ is a necessary condition to put the latter on a path of sustainability. The importance of learning alliances to capability development places a premium on Orange Electric Plc.’s ability to identify‚ assimilate‚ and utilize a partner’s (Finland) knowledge. However‚ this is limited primarily to how they should be structured and managed. Therefore‚ it is important that such operational issues as when Orange Electric Plc. may need to form a joint venture to
Premium Knowledge management Knowledge management Knowledge