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  1. ... of the world, the wind blows with enough consistency and force to provide continuous waves . There is tremendous energy in the ocean waves . Wave power...

    分類:科學及數學 > 工程學 2010年02月17日

  2. 4. The same continuous radio waves are transmitted by stations X...characteristic of Ultra-High Frequency wave and Very-High Frequency wave ? ...

  3. 1. Use a straight edge vibrator. 2. There are two waves reaching the receiving antenna, one is directly from the transmitter...

  4. Remember, speed of a wave depends on the material travelling. All the waves ... frequency depends on how you produce the wave . For example, atomic vibration to produce EM wave , your...

  5. The answer is option C Suppose the wave train that is travelling to the righ has a period of, say, 1...

  6. ...electromagnetic waves . If the wavelength of the wave emitted is within the visible spectrum, then spectral... with one another, thus forming a continuous energy level (i.e. a band of energy). Transistion of...

  7. ... in myelinated axons, action potentials do not propagate as waves , but recur at successive nodes and in effect "hop" along the axon, by which...

    分類:科學及數學 > 生物學 2008年05月27日

  8. ...in fromy of him. The driver was the man Tom had waved earlier on. He got out of the van and said, "...

    分類:社會及文化 > 語言 2008年11月15日

  9. ...advent of modern physics, electromagnetic radiation was thought to be continuous wave . The concept of discrete radiation was first devised by...

  10. ...代碼可以用一種音調平穩時斷時續的無線電信號來傳送,通常被稱做「連續波」( Continuous Wave ),縮寫為CW。它可以是電報電線里的電子脈衝,也可以是一種機械的...