How Stepper Motors Work Stepper motors consist of a permanent magnet rota ng sha ‚ called the rotor‚ and electromagnets on the sta onary por on that surrounds the motor‚ called the stator. Figure 1 illustrates one complete rota on of a stepper motor. At posi on 1‚ we can see that the rotor is beginning at the upper electromagnet‚ which is currently ac ve (has voltage applied to it). To move the rotor clockwise (CW)‚ the upper electromagnet is deac vated and the right electromagnet is ac vated‚ causing
Premium Electric motor
SAP TechEd ‘03 Las Vegas How to work with the SAP/Adobe Solution Matthias Zeller‚ Klaus Hartig‚ Sr. Product Manager Product Manager Full Integration into SAP NetWeaver SAP NetWeaver™ NetWeaver™ People Integration J2EE ABAP Forms Designer Forms Designer Adobe Document Service DB and OS Abstraction Collaboration Information Integration Business Intelligence Knowledge Management Master Data Management Process Integration Integration Broker
Premium SAP AG
parent families to extended families. Most importantly though‚ it is in the family where the next generation is being built. Parents must provide security and support for their children‚ and they need to be prepared for the challenges of balancing work and family in today ’s society. In traditional families‚ there was a mother‚ a father and their resulting children. The father would most often be the earner of the family‚ and the mother would stay at home and take care of the children. Things have
Premium Family Childcare
DOES RESTORATIVE JUSTICE WORK? The aim of this essay is to be able to explore what restorative justice is and how it has been developed in different places‚ showing if it works. There can be no doubt that restorative justice is now part of the criminal justice system in the United Kingdom and many other countries such as Canada‚ Australia‚ the United States‚ South Africa and New Zealand. The essay is going to be in three parts: Part I will provide an introduction to the ideas of restorative
Premium Law Restorative justice Justice
model or the Multi-Store model is a model of memory that is broken down into sub-models of memory: the multi-memory model and the modal model. These are by Richard Atkinson and Richard Shriffrin. They used this to show the structure of memory. It explained that the human memory involves a sequence of three stages: • Sensory memory • Short-term memory • Long-term memory The model of memory is an explanation of how memory processes work. You hear‚ see‚ and feel many things‚ but only
Premium Memory processes Long-term memory Memory
the rods (it allows for high acuity colour vision). The rods however‚ reach their maximum density slightly peripheral to the fovea and both cones and rods start to diminish towards the retinal periphery. (Physic Lab.‚ 2002) To understand how colour vision works we need first to understand what is colour and where does it exist? Does it exist within an object or within the light? Colour is a sensory perception‚ which is caused by the interaction of light with our visual perception equipment (eyes
Premium Color Light Eye
The Life and Work of Charles Dickens “Christmas is a poor excuse every 25th of December to pick a man’s pockets.” As Charles Dickens shows in this passage‚ not everyone likes Christmas. This quote is from the words of Ebenezer Scrooge‚ one of Dicken’s most infamous characters. As one can tell from this quote‚ Scrooge loves money so much he does not notice anything else. When Dickens wrote A Christmas Carol‚ he wanted money as well. As a child‚ he had to work long‚ miserable hours in a workhouse just
Premium Charles Dickens Ebenezer Scrooge Christmas
A false memory is a mental experience that is mistakenly taken to be a veridical representation of an event from one’s personal past. Memories can be false in relatively minor ways and in major ways that have profound implications for oneself and others. False memories arise from the same side of your brain as do true memories and hence their study reveals basic mechanisms of memory. Early psychology researchers have been baffled by memory distortions. Just as the memory is made‚ it can be distorted
Premium Memory Amnesia Experience
refugees became citizens on Friday. I had a feeling that I haven’t felt in along time. After several people told thank you‚ I started to seethe world in a more positive way I cam to work expecting to just help people. Someone saying thank you to me just completely changed my way. Its like they were say I understand how hard you work and I truly appreciate everything you do. I noticed that I address the client in a more positive manner also. I always try my best with everything‚ I just feel like I was a little
Premium Education Teacher High school
In the 1960s women were seen as less in society and even in there own homes .Women where seen to work at home ‚marry in the early 20s‚ and start a family . In this time period women had no legal right to any money or property from there husbands except ’’proper support.’’ There husbands although would control there wives property and there earnings .And all this caused the women to rise up and try and get there rights .The Women’s Liberation Movement was a time when women wanted the right to vote
Premium Gender Woman Law