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1. ### Physics Exam4

...org/math/7/a/c/7ac3484c2b42686da65e26d84c792894.png We then differentiate once to get an expression for the velocity at any time. 圖片參考：http://upload.wikimedia.org/math/f/c/d/fcd0e5911ca23e8d4642647d8106d340...

2. ### phy-circuit theory

..., we have: E/R1 = 4 ... (1) Also from the given expression of iL, we have R1/L = 20 ... (2) Then from the instant...

3. ### Magnetic flux

... owing to its shielding effect. To derive an expression for induced EMF of a rotating disc, we should refer...

4. ### moment 急!!!*

The fraction is for expression of the trigonometric function value of the angle between the bar and the horizontal. ...

5. ### PHY a.C

First of all, the expression of the impedance is: Z = √[R2 + (XC - XL)2...

6. ### AL phy mc 2004 Q31

To find the rms value of it, we have the expression of the function (from t = 0 to t = 0.02) as: i(t) = 2 sin (100πt) when 0 &...

7. ### Damped large angle pendulum

So should the air resistance be the same as the expression used in: http://hk.knowledge.yahoo.com/question/question?qid=7008102400947 2009-02-17...

8. ### [CE程度]phy小小問題

... 2010-04-08 20:50:45 補充： sorry, the -ve sign at the very front of the final expression has been wrongly typed. The correct expression is...

9. ### action and reaction 作用力和反作用力

... act on different bodies. The R in your expression is NOT the normal reaction of the weight, mg. It is the...

10. ### 物理科的問題

...system and need not sum to zero over the steps of a cycle. The infinitesimal expression for heat, δQ, forms an inexact differential for processes ...

1. ### 相關詞

 expression