Yahoo奇摩 網頁搜尋

  1. ...difficult to program. Most consumer VCRs use the known black level during the vertical blanking interval to set their recording levels. The Macrovision...

    分類:科學及數學 > 地理學 2006年11月20日

  2. ... is moving in and moving out from the magnetic field, i.e. during the two time intervals t=0 to 0.02 s and t = 0.1 to 0.12 s, because an induced current is...

  3. ...degree to the horizontal. what happens to the magnitude of the ball vertical acceleration during the total time interval that the ball is in the air (1) it decreases, then increases...

  4. ...velocity is a vector) throughout the process, so there is a change of momentum during the time interval . 2009-03-07 17:50:45 補充: So (1) is wrong, note that no change in...

  5. ..., the displacement is 1 x 1 m = 1 m.Likewise, the average velocity during the time interval from t =1s to t=2s is (2+4)/2 m/s = 3 m/s, and the displacement = 3 x 1...

  6. .... Let y = the distance between the ferry and the cliff at t=0s: During the 3 seconds interval , the sound has travelled from x=0m to the cliff x=y and from the cliff...

  7. ... correct, because OA and EF represents the velocity during the time intervals when the gymnast is falling down and going out under gravity respectively...

  8. ...586 radians i.e. at t = 2.586/92.6 s = 0.02793 s Therefore, time interval = (0.02793 - 0.006) s = 0.02193 s (b) since 2.pi/入 = 2.15 where 入 is the wavelength hence, 入 = 2.pi/2.15 m = 2.922 m Speed of wave = 入/T...

  9. ... location, heavy precipitation is usually pulsing at intervals of a few hours. Squalls and gusts increase during the approach and passage of rainbands. Rain becomes persistent...

    分類:科學及數學 > 地理學 2006年10月27日

  10. ...0.35, p_2 = 0.5, s.d. of p_1 = 0.06158, s.d. of p_2 = 0.06445 a 99% confidence interval of the proportion of passengers, who were given a pill, got...

    分類:科學及數學 > 數學 2012年12月04日