Practical Course V: Modern Physics
(For Non-Maths Combinations)
Work load: 30 hrs 2 hrs/week
On successful completion of this practical course, the student will be able to;
- measure charge of an electron ande/m value of an electron by Thomson
- understand how the Planck’s constant can be determined using Photocell and
- study the absorption of α-rays and β-rays, Range of β-particles and the characteristics of GM counter
- determine the Energy gap of a semiconductor using thermistor and junction
Minimum of 6 experiments to be done and recorded:
- e/m of an electron by Thomson
- Determination of Planck’s Constant (photocell).
- Verification of inverse square law of light using photovoltaic
- Determination of the Planck’s constant using LEDs of at least 4 different
- Determination of work function of material of filament of directly heated vacuum diode.
- Study of absorption of α-rays.
- Study of absorption of β-rays.
- Determination of Range of β-particles.
- Determination of M &
- Analysis of powder X-ray diffraction pattern to determine properties of
- Energy gap of a semiconductor using junction
- Energy gap of a semiconductor using thermistor
- GM counter characteristics
RECOMMENDED CO-CURRICULAR ACTIVITIES:
- Assignments (in writing and doing forms on the aspects of syllabus content and outside the syllabus content. Shall be individual and challenging)
- Student seminars (on topics of the syllabus and related aspects (individual activity)
- Quiz (on topics where the content can be compiled by smaller aspects and data (Individuals or groups as teams)
- Field studies (individual observations and recordings as per syllabus content and related areas (Individual or team activity) Study projects (by very small groups of students on selected local real-time problems pertaining to syllabus or related areas. The individual participation and contribution of students shall be ensured (team activity)
- Group Discussion
- Visit to Research Stations and related industries
RECOMMENDED ASSESSMENT METHODS
Some of the following suggested assessment methodologies could be adopted;
- The oral and written examinations (Scheduled and surprise tests),
- Practical assignments and laboratory reports,
- Observation of practical skills,
- Individual and group project reports,
- Efficient delivery using seminar presentations,
- Viva voce