Physics Lab Course VII

Paper Code: 
24DPHY704
Credits: 
06
Contact Hours: 
180.00
Max. Marks: 
100.00
Objective: 
  • To enable students to do experiments on the fundamental laws and principles, and gain experience of using a variety of measuring instruments. 
  • To enhance basic learning skills of the students.
  • To give students opportunity of learning by doing and develop a correlation between theory and practical.
Course Outcomes: 

Course

Learning outcomes

(at course level)

Learning and teaching strategies

Assessment 

Strategies

Course Code

Course Title

     

24DPHY704

Physics Lab Course VII

(Practical)

CO140: Demonstrate observation skills in Physics laboratory.

CO141: Analyze and interpret the measurements to draw valid conclusions with honesty.

CO1432 Develop oral and written scientific communication, and think critically and work independently.

CO143: Contribute effectively in Course specific interaction.

 

Approach in teaching:

Demonstration, Group activity, Discussion ,Conduction of Experiments

 

Learning activities for the students:

Performing Experiments, Analysis and interpretation of observations,

Class test, Semester end examinations, Viva voce, Practical record file

 

List of Experiments

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 the 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-

   a  Adder        

   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

Essential Readings:

·       User manuals of the instruments are provided in the laboratory.

                         Scheme of Evaluation for Continuous Assessment 

Practical (30 %)

Time Duration: 90 minutes

Test

 Practical Record

Viva Voce

Attendance

Total

10 

10 

05

05

30

 

Scheme of Evaluation for Semester End Examination

Practical (70 %)

Time Duration: 5 hrs.

Expt.1

 

Expt. 2

 

Viva-voce

Total

 

30

30

10

 

70

 

 

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:

  1. Two experiments:  30 marks each.
  2. Distribution of marks will be as follows:

              Figure /Formula/Theory          :  07

              Observations/Calculations       :  16

              Result /Result Analysis           :  05 

             Precautions                          :  02

      3.  Viva -Voce                           : 10

                                            Total          70 marks

Academic Year: