to point through a medium is called a ___. a. period b. periodic wave c. wavelength d. pulse Answer: D A wave is a continuous and repeating disturbance of a medium and a pulse is a single disturbance. 2. If the particles of the medium are vibrating to and fro in the same direction of energy transport‚ then the wave is a ____ wave. a. longitudinal b. sound c. standing d. transverse Answer: A In longitudinal waves‚ particles of the medium vibrate to and from in a direction parallel
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History of Radio and TV In past time all people had to communicate was a printing press for local newspapers. It must’ve taken a long time for everybody to get their newspaper. Then with the discovery of radio waves‚ a new invention evolved called the radio. The first former radio-communication was the telegraph. The telegraph was used for long-distance messages‚ but for these messages to be understood a creation of a secret language was formed; called Morse code. The United States military often
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AdBoard Members: ASAP VISION-Advertising Suppliers Association of the Philippines (ASAP) is the national association‚ uniting all sectors of advertising suppliers‚ guided by the highest standards of ethical‚ professional and responsible trade practice as partners in the advertising industry. MISSION 1. Professionalize and upgrade the business trades and services of advertising suppliers and firms; 2. Uphold the highest standards of trade practices and ethics in the conduct of business‚
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When thinking of a band many think of it just being a collection of instruments. While that is true‚ it doesn’t fully encompass what a band is. A band has many parts and sections that come together to make its distinct sound and with this comes the different views of each band member. Many people in the band community are more or less defined by their instrument and which of the three categories their instrument falls under. Whether it be a Woodwind‚ Brass‚ or Percussion instrument they each come
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Resistance Bands Nichols‚ Nicole. "No Need to Stretch the Truth about Resistance Bands." 29 September 2004. SparkPeople Fitness Articles. 24 March 2007. . Resistance bands‚ also known as Therabands‚ exercise bands‚ stretch bands‚ or workout bands‚ have been around for a while. They started out as rehab tools but have become popular in the fitness world. Resistance bands are color coded into many levels of resistance. They provide variety to everyone’s workouts from beginners to conditioned
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A Capital Budgeting Decision — Gillette Prepared by Ray Kerlagon The following capital budgeting situation is up for review. Things to consider include: Identification of incremental cash flows. Any working capital requirements and/or sunk costs. What is the appropriate capital budgeting technique? How should we address risk? What is the cost of capital? What is the project’s IRR? PROJECT DEFINITION: A market research study was conducted in 1997 at a cost of $1‚500‚000 that indicates a high receptivity
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ELASTIC BAND PRACTICAL Introduction The elastic band‚ or rubber band as it is sometimes known‚ is an item that is generally taken for granted today. Because of their unique elasticity‚ they have many purposes. The main purpose is for storage but they can also be used for crafting. Elastic energy only lasts for a short period of time but is comparatively strong. Aim To investigate the amount that a rubber band is stretched when consistently increasing amounts of weights are placed Hypothesis
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MICROWAVE RADIO COMMUNICATIONS AND SYSTEM GAIN (c22 Tomasi) CHAPTER 24 MICROWAVE RADIO COMMUNICATIONS AND SYSTEM GAIN 1)Electromagnetic waves with frequencies that range from approximately 500 MHz to 300 GHz or more. Microwaves 2)The wavelengths for microwave frequencies‚ which is than infrared energy. 1 cm and 60 cm slightly longer 3)The name given to microwave signals‚ because of their inherently high frequencies‚ have short wavelengths. “Microwave” waves 4)Each frequency is divided
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Unit: Sinusoidal Waves Subject: Advanced Algebra/ Trigonometry Overarching Question: What are real life applications of Sinusoidal Waves? First and Foremost‚ Sinusoidal Waves are waves that can be described to have a sine curve‚ usually repetitive. Sine waves are a part of the mathematic topic‚ Trigonometry. However‚ these types of waves may be found in various other scenarios. For instance‚ many are found in nature‚ you just have to observe with care. This means to say that they aren’t just
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The radio has become one of our most simple forms of broadcasting and communication. From helping connect soldiers on the front line of battle to entertaining the commuter on their ride to work‚ the radio is a part of everyday life. With it’s low cost and simplicity of technology it is very easy to tune in to your favorite station however‚ it was not always this way. It began in 1887 when a man named Heinrich Hertz discovered radio waves and their ability to transmit code wirelessly. Hertz’s research
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