8 在量子波動力學中，波函數Ψ(x)的歸一化(normalization)條件為

(A)

(B)

(C)

(D)

(E)

9 一靜止的電子，經電壓為100V的電極加速後，具有動能為（Planck's constant h=6.626×10⁻³⁴ J•s）(A)9.11×10⁻⁹ J(B)1.6×10⁻¹⁷ J(C)6.626×10⁻³⁴ J(D)6.626×10⁻³ J(E)1.6×10² J

10 在光電效應(photoelectric effect)的實驗中，入射光的頻率(x)與截止電壓(y)的關係為(A)(B)(C)(D)(E)

11 一有限深位能井，在x=0到L間，位能U=0；在x＜0，x＞L，U=U₀。一粒子置於該位能井中，E＜U，且處於基態(ground state)。請問該粒子出現在哪一個位置的機率最高(A)2L(B)0(C)L/2(D)L(E)-L

12 某一固態物質具有體積膨脹係數(coefficient of volume expansion) β，則線膨脹係數(coefficient of linear expansion) α為：(A)β1/3(B)3β(C)0.25β(D)β/3(E)exp(-β)

13 雙原子分子(N₂、H₂)除具有三維的移動自由度外，也具有兩個轉動自由度。則定壓比熱與定體積比熱的比值γ(=Cₚ/Cᵥ)為(A)7/5(B)5/3(C)7/3(D)3/2(E)5/2

14 A point charge Q=-500 nC and two unknown point charges, q₁ and q₂, are placed as shown. The electric field at the origin O, due to charges Q, q₁ and q₂ is equal to zero. The charge q₁, in nC, is closest to:(A)120(B)-120(C)-210(D)250(E)210

15 When there is a net static charge present on an isolated perfect conductor(A)the charge will be uniformly distributed over the surface of the conductor.(B)the surface charge density will be greatest where the conductor is flat and smallest where there are sharp points.(C)the electric field inside the conductor needs not be zero if the conductor is hollow.(D)every point throughout the entire conductor will be at zero potential.(E)every point throughout the entire conductor will be at a constant potential, but not necessarily at zero potential.

16 If the length and diameter of a wire are both doubled, the resistance will be(A)increased fourfold.(B)unchanged.(C)halved.(D)doubled.(E)None of these are true.

17 If you were to cut a small permanent bar magnet in half,(A)each piece would be a smaller bar magnet.(B)neither piece would be magnetic.(C)one piece would be a magnetic north pole and the other piece would be a south pole.(D)each piece would be a small magnet, but the magnitudes of magnetic field of the north and south poles would not necessarily be equal on a magnet.(E)None of these statements is true.

18 A rigid rectangular loop, which measures 0.30 m by 0.40 m, carries a current of 9.9 A. A uniform external magnetic field of magnitude 1.8 T in the negative x-direction is present. Segment CD is in the x-z plane and forms 19° with the z-axis. The y-component of the magnetic force on segment AB is closest to:(A)zero(B)-5.1 N(C)-1.7 N(D)+5.1 N(E)+1.7 N

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