# Yahoo奇摩 網頁搜尋

廣告
2. ### result - Find Results

1. 排列方式

...equation for N2 obtained in the example. As said above, the result of your derivation is expected, as you have tried to apply...

分類：科學及數學 > 物理學 2016年12月25日

2. ### my book said the force "push of table" acting on a book at rest on the table is a type of electro-magnetic force. Please explain.?

... of atoms at or near the two surfaces. As a result, electromagnetic repulsive force prevents the surfaces to come "further...

分類：科學及數學 > 物理學 2016年12月15日

3. ### Re: EPE of a neutral object?

...generally true that any potential difference causes a current to flow). As a result, the potential of the object falls. The energy comes from the ...

分類：科學及數學 > 物理學 2016年12月04日

4. ### Eng 文法句子結構一問，Change 開頭為何加S?

...in individual cells and in whole organs. These changes result in changes in function and in appearance. (第一個changes是動詞，其他...

分類：社會及文化 > 語言 2016年12月02日

5. ### Question about gold leaf electroscope.?

...when voltage is kept constant by the EHT, an increase of capacitance resulted in an increase of charge). Therefore, the charges per unit area ...

分類：科學及數學 > 物理學 2016年12月01日

6. ### I don't understand the answer of a) ,please explain what does p.d. drop increases mean.?

....r) decreases. Since emf e is fixed, this resulted that V increases. The physical meaning is that...

分類：科學及數學 > 物理學 2016年11月27日

7. ### i) factorize 8p²+2p-8pq-2q ii) factorize 8x²+32xy+32y² iii) using results of i) and ii), factorize (8x²+32xy+32y²)+2x+4y-8(x+2y)(y-3)-2y+6?

Sol i) 8p^2+2p－8pq－2q =(8p^2－2p)－(8pq+2q) =2p(4p－1)－2q(4p+1) =(2p－2q)(4p+1) =2(p－q)(4p+1) ii) 8x^2+32xy+32y^2 =8(x^2+4xy+4y^2) =8(x+2y)^2 iii) Set ...

分類：科學及數學 > 數學 2016年11月05日

8. ### Explain why photoelectrons have different speed while their incident photons have fixed energy.?

...photon is completely absorbed by the outermost orbital electron of an atom, and resulted in the ejection of that electron from its orbit. Depending on ...

分類：科學及數學 > 物理學 2016年11月05日

9. ### Re: the question of brightness?

...to higher intensity. Option E is not correct, as the result of which gives the frequency of the spectral line, not much to its intensity...

分類：科學及數學 > 物理學 2016年11月04日

10. ### why is angular velocity perpendicular to the plane of rotation ?

... counterclockwise with the same angular speed. Then the application of a torque resulted in no effect on the rotating disk (or say it conversely, no ...

分類：科學及數學 > 物理學 2016年10月28日