Xem 1-20 trên 3896 kết quả Physical
  • Physics is as well as basic science because the physical laws governing all other natural sciences. This means that the natural sciences as biology, chemistry, geography ... study only specific parts of nature and must comply with the laws of physics. For example, the chemistry of these substances are governed by the physical laws of quantum mechanics, thermodynamics and electromagnetism.

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  • Crocodile Physics là phần mềm ứng dụng dùng để mô phỏng thí nghiệm vật lý. Để vào chương trình ứng dụng, ta có thể Double Click vào biểu tượng Crocodile Physic trên màn hình Desktop. Sau khi nhấp vào biểu tượng Crocodile Physics ta sẽ thấy biểu tượng chương trình. Tiếp theo ta sẽ thấy trên giao diện màn hình hiện lên cửa sổ và lời chào "Welcome to Crocodile Physics". Trên bảng này chúng ta có thể chọn các mục: Contents, New model, hay Tutorials....

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  • Đề tài nêu vai trò của thí nghiệm trong dạy học Vật lí. Tiến hành khai thác phần mềm Crocodile Physics và Microsoft Office PowerPoint để thiết kế và đưa thí nghiệm ảo vào trong bài giảng trên máy vi tính, nhằm mở rộng kiến

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  • Đề tài này nêu ra những kết quả của việc sử dụng phần mềm Crocodile Physics nhằm thiết kế thí nghiệm và bài giảng chương trình Vật Lý lớp 11 Nâng cao nhằm tạo ra hứng thú học tập, giúp học sinh tin tưởng, nắm vững kiến thức bài học, giải quyết các khó khăn về thí nghiệm . ABSTRACT: This topic describes results of using Crocodile Physics software

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  • A vector is a quantity that possesses both magnitude and direction. Examples of vector quantities are displacement, velocity, acceleration, and force. A vector quantity can be represented by an arrow drawn to scale. The length of the arrow is proportional to the magnitude of the vector quantity. The direction of the arrow represents the direction of the vector quantity.physics in general is the most scientific study of "physical" and "interaction".

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  • Tham khảo sách 'english for students of physics - vol 2', khoa học tự nhiên, vật lý phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả

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  • Particle physics today is one of the leading edge of modern physics. This document provides the reader with information about the world of particle physics has been discovered. From the classification of elementary particles to the interaction between them, from the electromagnetic interaction to strong interaction and weak interaction. Hopefully this document will meet the needs of you spend a lot of interest for fundamental particles.

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  • Many physical phenomena of great practical interest to engineers chemists, biologists, physicists, etc. were not in Gen. Phys. I & II Quantum Physics: The development of experimental equiment and techniques  modern physics can go inside the microscopic world (atoms, electrons, nucleus, etc.)  New principles, new laws for the microscopic (subatomic) world were discoverved

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  • This text will strengthen a student's ability to apply the laws of physics to practical situations and problems that yield more easily to intuitive insight than to complex mathematics. These problems, chosen almost exclusively from classical (non-quantum) physics, are posed in accessible nontechnical language and require the student to select the right framework in which to analyze the situation. The book will be invaluable to undergraduates preparing for "general physics" papers. Some physics professors will even find the more difficult questions challenging.

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  • Rather than focusing on earlier treatments, based largely on the simplifications of geometrical acoustics, Physical Principles of Medical Ultrasonics examines concepts of wave acoustics, introducing them in the very first chapter. Practical implications of these concepts are explored, first the generation and nature of acoustic fields, and then their formal descriptions and measurement. Real tissues attenuate and scatter ultrasound in ways that have interesting relationships to their physical chemistry, and the book includes coverage of these topics.

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  • This is the third edition of a physical chemistry textbook designed for a two-semester undergraduate physical chemistry course. The physical chemistry course is often the first opportunity that a student has to synthesize descriptive, theoretical, and mathe- matical knowledge about chemistry into a coherent whole. To facilitate this synthe- sis, the book is constructed about the idea of defining a system, studying the states in which it might be found, and analyzing the processes by which it can change its state....

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  • Some people make physical chemistry sound more confusing than it really is. One of their best tricks is to define it inaccurately, saying it is ‘the physics of chemicals’. This definition is sometimes quite good, since it suggests we look at a chemical system and ascertain how it follows the laws of nature. This is true, but it suggests that chemistry is merely a sub-branch of physics; and the notoriously mathematical nature of physics impels us to avoid this otherwise useful way of looking at physical chemistry....

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  • Physics is the study of matter and energy in space and time and how they are related to each other. Physicists assume (take as given) the existence of mass, length, time and electric current and then define (give the meaning of) all other physical quantities in terms of these basic units. Mass, length, time, and electric current are never defined but the standard units used to measure them are always defined.

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  • Tham khảo tài liệu 'module 6: beginning physical design', công nghệ thông tin, tin học văn phòng phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả

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  • This new and updated deals with all aspects of Monte Carlo simulation of complex physical systems encountered in condensed-matter physics and statistical mechanics as well as in related fields, for example polymer science, lattice gauge theory and protein folding. After briefly recalling essential background in statistical mechanics and probability theory, the authors give a succinct overview of simple sampling methods. The next several chapters develop the importance sampling method, both for lattice models and for systems in continuum space....

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  • Physics is what it’s all about. What what’s all about? Everything. That’s the whole point. Physics is present in every action around you. And because physics has no limits, it gets into some tricky places, which means that it can be hard to follow. It can be even worse when you’re reading some dense textbook that’s hard to follow. For most people who come into contact with physics, textbooks that land with 1,200-page whumps on desks are their only exposure to this amazingly rich and rewarding field.

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  • (BQ) Achieve success in your physics course by making the most of what Ebook Physics for Scientists and Engineers has to offer. From a host of in-text features to a range of outstanding technology resources, you'll have everything you need to understand the natural forces and principles of physics. Throughout every chapter, the authors have built in a wide range of examples, exercises, and illustrations that will help you understand the laws of physics AND succeed in your course.

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  • This diagram illustrates the Physical layer (Layer 1) of the OSI model. The Physical layer is responsible for the ultimate transmission of data over network communications media. It operates with data in the form of bits that are sent from the Physical layer of the sending (source) device and received at the Physical layer of the destination device. Ethernet cabling, Token Ring network technology and SCSI all function at the Physical layer of the OSI model. Hubs and other repeaters are standard network devices that function at the Physical layer.

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  • Presents the first unified exposition of the physical principles at the heart of NanoMEMS-based devices and applications Provides newcomers with a much needed coherent scientific base for undertaking study and research in this field Takes great pains in rendering transparent advanced physical concepts and techniques, such as quantum information, second quantization, Luttinger liquids, bosonization, and superconductivity

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  • Preface This book is intended as a textbook for a course in radiation physics in aca-demic medical physics graduate programs. The book may also be of interestto the large number of professionals, not only physicists, who in their dailyoccupations deal with various aspects of medical physics and have a need toimprove their understanding of radiation physics.Medical physics is a rapidly growing specialty of physics, concerned withthe application of physics to medicine mainly, but not exclusively, in the ap-plication of ionizing radiation to diagnosis and treatment of human disease...

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