Course Outcomes (COs):
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Course
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Learning outcomes
(at course level)
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Learning and teaching strategies
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Assessment
Strategies
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Course Code
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Course Title
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24DPHY714
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Physics Lab Course VII
(Practical)
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CO176:Demonstrate observation skills in laboratory.
CO177: Analyze and interpret the measurements to draw valid conclusions with honesty.
CO178: Develop oral and written
scientific communication, and
think critically and work
independently.
CO179: Contribute effectively in course - specific interaction.
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Approach in teaching:
Demonstration, Group activity, Discussion ,Conduction of Experiments
Learning activities for the students:
Performing Experiments, Analysis and interpretation of observations.
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Class test, Semester end examinations, Viva voce, Practical record file
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The students will be required to perform 8 experiments in each semester from the following list of experiments
1. Study of solid state power supply.
a. Study of simple rectifier circuit configuration.
b. Study the different filter circuits and find the ripple factor in each case.
c. Study of regulator circuit and find the percentage regulation in the two cases-
i. with load variation.
ii. with input ac variation.
2. Fresnel’s biprism.
a. To determine the wavelength of sodium light with the help of fresnel’s biprism.
b. To determine the thickness of mica sheet.
3. Michelson interferometer.
a. To determine the wavelength of monochromatic sodium light.
b. To determine the difference in wavelength between sodium D lines.
4. Study of two stage transistor amplifier and effect of feedback.
a. Frequency response of a transistorised RC coupled amplifier with no feedback.
b. Frequency response of the amplifier with negative feedback.
c. Frequency response of the amplifier with positive feedback.
5. Multiplexer-Demultiplexer.
a. To verify the operation of 16 line to 1 line multiplexer.
b. To study the operation of a digital demultiplexer.
6. Flip-Flop.
To study and verify the following-
a. S-R flip-flop
b. Type ‘D’ flip-flop
c. J-K flip-flop
d. Master slave J-K flip-flop
7. Operational-Amplifier.
To study the following mathematical operations-
aAdder
b. Subtractor
c. Integrator (for ac i/p and dc i/p signal)
d. Differentiator
8. 8 bit analog to digital converter.
a. To study the basic principle of conversion of analog to digital binary signal using comparator (LTB-812).
b. To study the conversion of analog signal to 8 bit digital signal using IC ADC 0800 based on SAR (LTB-833).
9. To verify Fresnel’s formula for the reflection of light.
10. To design & study any one of the following using transistor/ operational amplifier on a bread board:
i) Hartley oscillator
ii) Colpitt oscillator
iii) Wein bridge oscillator
iv) Phase shift oscillator
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Scheme of Evaluation for Semester End Examination
Practical (70 %)
Time Duration: 5 hrs.
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Expt.1
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Expt. 2
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Viva-voce
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Total
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30
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30
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10
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70
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Scheme of Evaluation for Continuous Assessment
Practical (30 %)
Time Duration: 90 minutes
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Test
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Practical Record
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Viva Voce
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Attendance
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Total
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10
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10
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05
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05
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30
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NOTE - Students are expected to perform any six experiments from the given list. Two experiments out of the ten will be set in the examination paper.
The duration of the Practical Examination shall be 5 hours.
The distribution of marks in the practical examination will be as follows:
- Two experiments: 30 marks each.
- Distribution of marks will be as follows :
Figure /Formula/Theory : 07
Observations/Calculations : 16
Result /Result Analysis : 05
Precautions : 02
- Viva -Voce : 10
Total : 70 marks
