Yahoo奇摩 網頁搜尋

  1. When food being treaded with radiation, it is called "food irradiation...around them radioactive. For irradiation with electron beams, it uses high energy electrons to sterilize...

  2. ...well about this question, if you are dealing with whether it 's "POSSIBLE" or not... with a great amount of wave energy to generate electricity? It 's so simple... we don't have a site...

  3. ...cirular disk. c.g. of tyre need to be adjusted to be conincide with its geometric centre because it can ensure steady and smooth rotation. Let explain...

  4. ... with the same speed as the airplane as it is travelling with it . When the coffee is poured out, by Newton's 1st...

  5. ... end of the rod). The linear velocity v increases proportionally with its distance r from the fixed end of the rod, as given by the equation v...

  6. ... you are also standing on the disc and rotating with it . As such, you would see that the block is at rest on the disc...

  7. ...that the amount of internal energy an object possesses has nothing to do with its temeprature. It is incorrect to say that an object with large internal energy...

  8. ... dipoles create the magnetic field and the other dipole interacts with it .See: http://en.wikipedia.org/wiki/Magnetic_dipole_moment#Forces...

  9. ...flat on a horizontal table. a bar magnet is held above its center with its north pole point down. the stationary magnet induces( when viewed from above...

  10. ... question correctly, it means that the rod is rotating with its transverse axis in parallel with the direction of magnetic field. The basic principle...