《College Physics Experiments 大學(xué)物理實驗》是專門為理工科相關(guān)專業(yè)的國際留學(xué)生編寫的大學(xué)物理實驗英文教材�！禖ollege Physics Experiments 大學(xué)物理實驗》以注重基礎(chǔ)、訓(xùn)練能力、培養(yǎng)創(chuàng)新為宗旨，以基礎(chǔ)—綜合—提高為主線，以現(xiàn)有實驗條件為依托，將教師的部分研究成果和部分現(xiàn)代實驗技術(shù)融入教材，構(gòu)成了涵蓋力學(xué)、熱學(xué)、電磁學(xué)、光學(xué)及近代物理等領(lǐng)域的內(nèi)容體系，以層次化、遞進式的編排思路，在誤差理論和數(shù)據(jù)處理方法基礎(chǔ)上，實驗項目按基礎(chǔ)與綜合性實驗、設(shè)計與創(chuàng)意性實驗兩大框架順序展開。
《College Physics Experiments 大學(xué)物理實驗》共分三部分。**部分是誤差理論和數(shù)據(jù)處理方法；第二部分為基礎(chǔ)性和綜合性實驗，共19個實驗項目；第三部分為設(shè)計性和創(chuàng)意性實驗，共12個實驗項目。
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Contents
Part I Theory of Errors and Data Processing Methods
1 Measurement and Error 3
2 Estimation of Measurement Error and Expression of the Result 9
3 Error Estimation for Direct Measurement 13
4 Error Estimation for Indirect Measurement 16
5 Significant Figures and Their Calculations 21
6 Commonly Used Data Processing Methods 26
7 Questions 37
Part II Fundamental and Comprehensive Experiments
Exp. 1 Forward Characteristics of pn Junction Diode 41
1.1 Objective 41
1.2 Apparatus 41
1.3 Principle 42
1.3.1 pn junction 42
1.3.2 Forward characteristics of a pn junction 44
1.3.3 Temperature characteristics of a pn junction 45
1.3.4 Methods for deducing empirical function and calculating parameters of the temperature sensor 46
1.4 Apparatus depiction 47
1.5 Procedure 49
1.6 Data processing 51
1.6.1 Data processing based on the data in Tab. 1.1 51
1.6.2 Data processing based on the data in Tab. 1.2 51
1.7 Attentions 51
1.8 Questions 52
Exp. 2 Magnetoresistance Effect 53
2.1 Objective 53
2.2 Apparatus 54
2.3 Principle 54
2.4 Apparatus depiction 56
2.5 Procedure 58
2.6 Data processing 59
2.7 Attentions 60
2.8 Questions 61
Exp. 3 Study of Forced Oscillations with Pohl Resonator 62
3.1 Objective 62
3.2 Apparatus 63
3.3 Principle 63
3.4 Apparatus depiction 65
3.5 Procedure 67
3.5.1 Free oscillations 67
3.5.2 Damped oscillations 68
3.5.3 Forced oscillations 69
3.6 Data processing 69
3.7 Attentions 71
3.8 Questions 71
Exp. 4 Thermal Conductivity Measurement of a Rubber Disk by Steady-State Method 72
4.1 Objective 72
4.2 Apparatus 72
4.3 Principle 72
4.3.1 Thermal conductivity 72
4.3.2 Thermal conductivities of different substances 74
4.3.3 Principle of thermocouples 75
4.3.4 Principle of TC-3A thermal conductivity measurement instrument 76
4.4 Procedure 78
4.4.1 Preparation 78
4.4.2 Record the thermal equilibrium temperatures and 78
4.4.3 Measure the cooling temperature versus time for the lower brass disk 78
4.5 Data processing 79
4.6 Attentions 79
4.7 Questions 80
Exp. 5 Usage of an Oscilloscope 81
5.1 Objective 81
5.2 Apparatus 81
5.3 Principle 82
5.3.1 Main structure of an oscilloscope 82
5.3.2 Operation principle of an oscilloscope 85
5.3.3 Measurement of the amplitude and period (or frequency) of a periodic voltage 88
5.3.4 Lissajous figures 88
5.4 Procedure 89
5.4.1 Observation of sinusoidal voltage signals 89
5.4.2 Observe the waveform of signals from the rectifying and filtering circuit 90
5.4.3 Observe Lissajous figures 91
5.5 Attentions 92
5.6 Questions 92
Exp. 6 Measurement of Magnetic Field Based on Hall Effect 93
6.1 Objective 93
6.2 Apparatus 93
6.3 Principle 93
6.3.1 Hall effect and the measurement of magnetic induction intensity 93
6.3.2 Elimination of side effects 95
6.3.3 Theoretical basis of magnetic field generation by electrified solenoids and Helmholtz coils 96
6.4 Apparatus depiction 97
6.5 Procedure 99
6.6 Data processing 100
6.7 Questions 102
Exp. 7 Determination of Moment of Inertia of Rigid Bodies 103
7.1 Objective 103
7.2 Apparatus 103
7.3 Principle 104
7.3.1 Apparatus depiction 104
7.3.2 Principle for measuring the moment of inertia 105
7.3.3 Parallel-axis theorem 108
7.4 Procedure 108
7.4.1 Preparation 108
7.4.2 Measure the moment of inertia J0 of the empty rotational system 109
7.4.3 Measure the moment of inertia of the rotational system with an aluminum ring 109
7.4.4 Validation of the parallel-axis theorem 109
7.5 Data processing 110
7.5.1 Calculation of the moment of inertia of the aluminum ring 110
7.5.2 Verification of the parallel-axis theorem 110
7.6 Attentions 111
7.7 Questions 111
Exp. 8 Standing Wave on a String 112
8.1 Objective 112
8.2 Apparatus 112
8.3 Principle 113
8.3.1 Mathematical analysis of standing wave on a string 113
8.3.2 Principle of the instrument for string vibration 116
8.3.3 Application in musical instruments 117
8.4 Procedure 118
8.4.1 Preparation 118
8.4.2 Measure the resonant frequencies with 2 antinodes between two wedges 118
8.4.3 Measure the resonant frequencies with 3 antinodes between two wedges 119
8.5 Data processing 119
8.6 Attentions 120
8.7 Questions 121
Exp. 9 Diffraction Grating 122
9.1 Objective 122
9.2 Apparatus 123
9.3 Principle 123
9.3.1 Grating equation 123
9.3.2 Two important parameters 124
9.4 Procedure 125
9.4.1 Adjustment of spectrometer 125
9.4.2 Adjustment of the orientation of grating 125
9.4.3 Measure the grating constant 125
9.4.4 Measure the wavelength of blue spectral lines 126
9.5 Data processing 126
9.6 Attentions 127
9.7 Questions 127
Appendix: spectrometer alignment procedure 127
Exp. 10 Holography 131
10.1 Objective 131
10.2 Appar
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