雅虎香港 Yahoo 搜尋

  1. Hong Kong is situated on the southeastern coast of China and spreads out over 1,100 square...

  2. ...earth magnetic field lines originated from two places, one situated near the north geographical pole and the other near the south geographical pole. The...

  3. ... located behind the lens, hence the image is real, inverted, situated at distance of 31.91 cm behind the lens, and has a diminished height...

  4. (a) If I interpret the diagram correctly, the origin is situated at the mid-point between I1 and I2. That is, I1...

  5. ... consider A & B as one single system, the center of gavity should be situated vertical below the anchor at the ceiling. As A is ...

  6. ... the image formed by a concave lens is always virtual, and is situated at position between the object and the lens, the image distance v must be shorter...

  7. ... on whether the atom from which the electron is emitted is situated near to or away from the surface of the illuminated substance. If a...

  8. ...39; gives v' = 24 cm Thus, the image of the arrow head is situated on the other side of the lens at a distance of 30 cm from it, with an image length of...

  9. ... the production of an electrical potential difference (or voltage) across a conductor situated in a changing magnetic flux. http://en.wikipedia.org/wiki/Electromagnetic...

  10. ...the nodes. There are two antinodes which are situated at midway between two adjacent nodes. The string length equals to...