# Yahoo奇摩 網頁搜尋

2. ### 係香港用ocean energy(Waves, Tida)得唔得~原因~最好用英文答)

...well about this question, if you are dealing with whether it &#39;s &quot;POSSIBLE&quot; or not... with a great amount of wave energy to generate electricity? It &#39;s so simple... we don&#39;t have a site...

3. ### phy c.g 問題

...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. ### physics

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

5. ### circular motion公式v=rw既問題..

... 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. ### Uniform circular motion

... 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. ### PHY的一條問題~英文答

...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. ### 如果想搵兩個線圈之間的磁力應該用咩公式?

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

9. ### physics 2

...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. ### electromagnetism

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