PH305L : Lab. Physics 3 (AC circuits)

Department

Department of

Academic Program

Bachelor in Physics

Type

Compulsory

Credits

02

Prerequisite

PH207PH207L

Overview

Teaching the student how to calibrate some measuring devices, how to determine the inductance and resistance in a coil using a voltmeter, the process of discharging a capacitor through a resistance and measuring a high resistance value, performing some induction and resonance experiments, performing an experiment to achieve Kirchhoff's law of voltage in AC circuits using an oscilloscope.

Intended learning outcomes

At the end of the course, the student should be able to:

1. Calibrates of some measuring devices.

2. Measures the inductance and resistance in a coil using a voltmeter.

3. Performs the process of discharging the charge of a capacitor during a resistance and measure a high resistance value using the leakage method.

4. Performs induction and resonance experiments.

5. Realization of Kirchhoff's law of voltage in AC circuits practically using an oscilloscope..

6. Finding the value of capacitance and leakage resistance of a capacitor using a voltmeter

7. Calculation of the resistance and sensitivity value of the movable coil galvanometer.

8. Compare Ohm's law in a coil circuit and a capacitor (LC) and in a coil and impedance circuit (LR).

9. Set the resonant frequency value for the cascading and parallel circuits of the LCR circuit.

10. Uses the simulation programs in conducting some experiments and comparing them with practical results.

11. Work in a group to acquire communication skills with others through discussion and dialogue.

12. Preparing scientific reports on practical experiments and analyzing the obtained results.

Teaching and learning methods

· Practical training and Conducting laboratory experiments.

· Preparing scientific reports.

· Analyze the results through discussion and dialogue.

Methods of assessments

Evaluation

Method

Time

Weight

Percentage

Week

First

Attending and conducting the experiment

ــــــــــــــ

20

20%

weekly

Discussing the lab reports

ــــــــــــــ

20

20%

weekly

Second

Midterm Exam

1 hour

20

20%

7th

Final

Final Exam

2 hours

40

40%

14th

Total

100

100%

Course contents

Week

Scientific Topic

1

Calibration of some measuring devices ammeter and voltmeter using a voltage divider.

2

Determination of resistance and determination of sensitivity of the movable coil galvanometer.

3

Set capacitor capacity in a participatory manner. Set high resistance using the leakage method.

4

Convert the galvanometer to ammeter or voltmeter.

5

Determination of resistance and determination of sensitivity of the movable coil galvanometer.

6

Study the relationship between potential difference and current via a tungsten light bulb.

7

Achieve Ohm's law, find the resistance value, study the discharge process of a capacitor during the resistance and measure the high resistance value.

8

Achieve Ohm's law for coil circuit and capacitor (LC) and coil circuit and resistance (LR).

8

Midterm Exam

9

Determination of inductance and resistance in a coil using a voltmeter, and determination of capacitance and leakage resistance of a capacitor using a voltmeter.

10

Set the cascading resonant frequency of the LCR circuit.

11

Setting the parallel resonant frequency of the LCR circuit in the case of the half-exponent frequency, the quality factor of the coil.

12

Measurement of frequency and amplitude of a sine wave signal by oscilloscope.

13

Measurement of phase difference between two wave signals of the same frequency using an oscilloscope in RC circuits, RL

14

Realization of Kirchhoff's Law of Voltage in AC Circuits Using an Oscilloscope

15

Final Exam

References

Title

Author

Edition

Publisher

Place

Rapporteur sheets

lecturer

Lecturer

Lab. Physics Principals

M. Matoug

Esadeq Algadi

1994

الدار العربية للنشر والتوزيع

University Library

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Lab. Physics 3 (AC circuits) (PH305L)
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