Wireless energy transfer or wireless power is the transmission of electrical energy from a power source to an electrical load without artificial interconnecting conductors. Wireless transmission is useful in cases where interconnecting wires are inconvenient‚ hazardous‚ or impossible. The most common form of wireless power transmission is carried out using direct induction followed by resonant magnetic induction. Other methods under consideration include electromagnetic radiation in the form of microwaves or lasers
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Wireless communication protocols have evolved rapidly since the introduction of 802.11 Legacy over a decade ago. Over the last 10 years we have seen efficiency and performance increases on all fronts‚ which have lead to greater range and faster transfer speeds. With Legacy 802.11 protocols‚ speeds maxed out at around 2 Mbits/sec and indoor range was only about 20 meters. In 1999‚ the 802.11 protocol got a couple of amendments in the form of 802.11a and 802.11b. Both offered higher speeds and slightly
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A use case defines the interactions between external actors and the system under consideration to accomplish a goal. Actors must be able to make decisions‚ but need not be human: An actor might be a person‚ a company or organization‚ a computer program‚ or a computer system‚ hardware‚ software‚ or both. Actors are always stakeholders‚ but many stakeholders are not actors‚ since they never interact directly with the system‚ even though they have the right to care how the system behaves. For example
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Social Networking‚ like a “two blade sword” Nowadays‚ social networking has apparently become an essential part of our daily life. For example‚ we use Facebook‚ Twitter to connect our friends‚ share stories‚ we go shopping on the internet and we can even make new friends on some websites. The social networking gives us much convenience‚ which we cannot deny. But in the meantime it makes people more indifferent to each other. In the essay “We Shall Overshare”‚ by the author Mary Katharine Ham
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Hospital Ergonomics in Kuwait Shahad Al Ameer Ritaj Jaragh Fatimah Khaja Rawan Qambar 2013 Abstract The aim of this project is to seek opportunities where we can implement ergonomics in a medical facility in order to reduce musculoskeletal disorders. The hospital visited was Al Ameeri hospital. Two departments were visited; radiology and pharmacy. In these departments‚ we focused on two ergonomic concepts which include workstation design and manual handling. Safety was also taken into consideration
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43 DATA COMMUNICATION AND NETWORKING 1. Introduction Data Communication is a system consisting of carries and related devices used to transport datafrom one point to another. Communication means to convey a message‚ an idea‚ a picture or speechthat is received and understood clearly and correctly by the person for whom it is conveyed. Ancient Methods of Communication and Their Demerits – Message were sent in olden timeseither through horse riders or by using pigeons. There was no surety that
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Social Networking has become the norm of the modern world. People cannot live without it and it has surely become a part of every person’s life. It is really difficult to find someone today who doesn’t have a Facebook account‚ a Twitter account etc. The same applies in day to day to speech where it is difficult to find someone who cannot include the word “Facebook” in their normal conversations. As much as it has created these deep connection‚ studies has shown that social networking seems to
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a revolution. Social Networking sites provide a platform for discussion on such issues as it is this media which majority mass rely on and extend warm support. One such burning issue that has been overlooked in today’s scenario is the impact of social networking sites in the changing mind-set of the youth. Our research is conducted on youths between age group of 18-30 years with a view to know the level of awareness on the social issues and how far social networking sites awakened the today’s
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transgender community (Lerner and Robles‚ 2016). As a social worker dedicated to equality and as a Transgender male I am the main contender to lead this cause‚ increasing my social worker role to predominantly social justice issues for transgender individuals and continuing to stay informed about policies and procedures that affect my community (Lerner and Robles‚ 2016). Although the LGBT rights movement has made some amazing accomplishments over the last decade‚ the trans community seem to still
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To become a stronger individual‚ one must need their community to improve him or herself. From childhood to early adulthood‚ I have gained a plethora of knowledge associated with leadership and various volunteering activities. Therefore‚ my passion for helping others has strengthened over time. My outlook on life has been impacted by a variety of important people and the obstacles that I have endured due to helping out my community. Overall‚ it is with great honour to receive this opportunity in
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