WAVE ENERGY Chapter 2: Energy Technology 2.1 Source of Wave Energy Ocean waves are caused by the wind as it blows across the open expanse of water‚ the gravitational pull from the sun and moon‚ and changes in atmospheric pressure‚ earthquakes etc. Waves created by the wind are the most common waves and the waves relevant for most wave energy technology. Wave energy conversion takes advantage of the ocean waves caused primarily by the interaction of winds with the ocean surface. Wave energy is
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Kinematic Derivation of the Wave Equation http://prism.texarkanacollege.edu/physicsjournal/wave-e... KINEMATIC DERIVATION OF THE HARMONIC WAVE EQUATION AND RELATED TOPICS An extremely important type of wave in physics is the harmonic wave. This is a wave consisting of propagating simple harmonic oscillations or linear combinations thereof. Attach a weight to a spring and hang the spring so the weight is free to move. Then lift the weight straight up and release it; it will oscillate up and down
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SINE WAVE Sine wave: Sine wave is the most fundamental form in analog signal. When any communication process will be analog process then the data must be converting into analog signal & a sine wave is the common form of analog signal. A sine wave changes over a course of cycle which is constant and continuous. A sine wave represent in graphically where time in X axis & value in Y axis. [pic] Parameters; A sign wave have three parameter
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Introduction Mistakenly called "tidal wave" the word tsunami is a Japanese word meaning‚ "harbor wave". A tsunami is a series of traveling ocean waves of extremely long length generated by disturbances associated primarily with earthquakes occurring below or near the ocean floor. Tsunamis are primarily the result of a vertical displacement of water and rank high on the scale of natural disasters. Since 1850‚ tsunamis have been responsible for the loss of over 440‚000 lives and billions of dollars
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Japan-mania and Korean-waves cultural marketing had influenced many countries including Taiwan‚ South East Asia and some other parts in the world. Japan-mania started earlier than Korean-wave in Taiwan and other parts of the world since‚ Japan recovered and its economics revolution after World War II was faster and rapid than Korea. In Malaysia‚ in early 2000s‚ Japanese trendy dramas came into picture as Takuya Kimura is one of the favourite actor‚ which it attracted teenager’s viewers more than
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by making their residential structures reinforcements to absorb incoming sound waves. They do this to avoid certain risks concerning health. This was called “Soundproofing”. Soundproofing is the method of reducing sound pressure with respect to a specified sound source and receptor. It may be approached by sound blocking or sound absorption. Both have different purposes‚ either to reduce sound entering or reducing the sound bouncing inside a room. 1 2 B. STATEMENT OF THE PROBLEM
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The film The Wave‚ showed how absolute power can corrupt absolutely‚ and to an extent anyone could become become the second Hitler if given enough power. Ben Ross‚ a history teacher at Gordon High School in 1969‚ was upset that he couldn’t answer one of his student’s questions so he decided to research the topic. The question pertained to the fact that ninety percent of Germans that were not a part of the Nazi Party were allowing the genocide to happen. Mr. Ross decided to create an experiment that
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What is the biggest animal ever to exist on Earth? By considerable measure‚ the largest known animal on Earth is the blue whale. Mature bluewhales can measure anywhere from 75 feet (23 m) to 100 feet (30.5 m) from head to tail‚ and can weigh as much as 150 tons (136 metric tons). That’s as long as an 8- to 10-story building and as heavy as about 112 adult male giraffes! These days‚ most adult blue whales are only 75 to 80 feet long; whalers hunted down most of the super giants. Female blue whales
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Perception of Sound Hearing allows us to do our everyday activities and improves our lives. It enables us to communicate‚ socialize‚ and interact in our environment. Good hearing also helps to keep us safe‚ warning us of dangers or alerting us to someone else’s distress. Hearing is necessary for us to be able to participate in life more fully. Our hearing provides us with a huge source of information; some of it is known to us and some we don’t even notice but when combined‚ this information gives
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Standing wave Standing waves in a string — the fundamental mode and the first 6 overtones. A standing wave‚ also known as a stationary wave‚ is a wave that remains in a constant position. This phenomenon can occur because the medium is moving in the opposite direction to the wave‚ or it can arise in a stationary medium as a result of interference between two waves traveling in opposite directions. In the second case‚ for waves of equal amplitude travelling in opposing directions‚ there is on
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