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研究所、轉學考(插大)-近代物理學
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110年 - 110 國立清華大學碩士班考試入學試題_聯合招生:近代物理#105281
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題組內容
14. The electron in a H atom at rest makes a transition from the I st excited state to ground state. Please calculate the
(1) Wavelength (nm),
其他申論題
(1) Kinetic energy,
#446549
(2) Phasc velocity, and
#446550
(3) Group velocities of its de Broglie waves. (Relativistic effects should be considered.)
#446551
13.For a free particle, y = A eitbxw#, please calculate the Expectation Value of Momentum.
#446552
(2) Frequency (Hz) and
#446554
(3) Energy (eV) of the electromagnetic wave emitted.
#446555
15. Please calculate the Change in Wavelength (nm) of the 2p -7 Is photon when a H atom is under a magnetic field of 1 T.
#446556
(1)a,b兩端之戴維寧(Thevenin)等效電壓【3分】
#446557
(2)電阻【3分】
#446558
(3)若a,b兩端接上一1kΩ之負載, 求兩端之消耗功率【4分】
#446559
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