• To determine the resistance per unit length of a given wire by plotting a graph of Potential difference vs Current. • To determine resistance of a given wire using metre bridge& hence determine the specific resistance of the material.
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• To verify law of combination of resistance using metre bridge. • To compare EMF of two given Primary cells using a Potentiometer. • To determine the internal resistance of given primary cell using a Potentiometer. • To find the value of v(Image Distance) for different values of u(Object Distance) of a concave mirror & to find the focal length by plotting graph between u &v or 1/u & 1/v. • To find the focal length of a convex lens by plotting graph between u &v or 1/u & 1/v. • To find the focal length of a Convex Mirror using Convex lens.
• To find the focal length of a Concave lens using Convex lens. • To determine the angle of minimum deviation for a given glass prism by plotting a graph between the angle of incidence & the angle of deviation. • To draw the I-V Characteristic curve of a p-n junction diode in forward bias & reverse bias & to determine its static & dynamic resistance. • To draw the I-V Characteristic curve of the given Zener diode in reverse bias. • To study the characteristic of a Common Emitter npn or pnp transistor & to find out values of current & voltage gains.
Practical Exams' for CBSE Class 12 Physics are scheduled to be held in the month of January 2019 and February 2019. Here, you will learn about the latest CBSE Class 12 Physics Practical Exams Syllabus, tips to score maximum marks in CBSE Class 12 Physics Practicals and other important details related to the preparation of CBSE Class 12 Physics Practical exams 2019. At the end of this article, you will find important tips. These tips will help you to fetch maximum marks (or full marks) in CBSE Class 12 Physics Practical exam 2019. If you are looking for complete CBSE Class 12 Physics Syllabus 2019 and sample paper then please go through the link given below First we will learn about the evaluation scheme and syllabus of CBSE Class 12 Physics Practical exam 2019 CBSE Class 12 Physics Practical Exam 2019 ( Evaluation Scheme) Time Allowed: 3 hours Max. Marks: 30 Two experiments one from each section 8 + 8 Marks Practical record [experiments and activities] 6 Marks Investigatory Project 3 Marks Viva on experiments, activities and projects 5 Marks Total 30 Marks The record to be submitted by the students at the time of their annual examination has to include.
Physics all necessary practicals for class 12 cbse. ALL THE BEST FOR YOUR FUTURE EXAMS. AND THIS FILE CAN HELP YOU TO GET 100% PRACTICAL MARKS. Practical file for class 12 1. Techno castle 2. Techno castle 3. Techno castle 4. Techno castle 5. Techno castle 6. Techno castle 7. Techno castle.
• Record of at least 15 Experiments [with a minimum of six from each section], to be performed by the students. • Record of at [least 5 Activities with a minimum of two each from section A & section B], to be demonstrated by the teachers. • The Report of the project to be carried out by the students. List of Experiments in CBSE Class 12 Physics Practical Exam’s Syllabus 2019 List of Experiments: Section A 1: To determine resistance per cm of a given wire by plotting a graph for potential difference versus current. 2: To find resistance of a given wire using metre bridge and hence determine the resistivity (specific resistance) of its material.
3: To verify the laws of combination (series) of resistances using a metre bridge. 4: To verify the Laws of combination (parallel) of resistances using a metre bridge. 5: To compare the EMF of two given primary cells using potentiometer.
6: To determine the internal resistance of given primary cell using potentiometer. 7: To determine resistance of a galvanometer by half-deflection method and to find its figure of merit. 8: To convert the given galvanometer (of known resistance and figure of merit) into a voltmeter of desired range and to verify the same. 9: To convert the given galvanometer (of known resistance and figure of merit) into an ammeter of desired range and to verify the same. 10: To find the frequency of AC mains with a sonometer.
Activities - (for the purpose of demonstration only) 1: To measure the resistance and impedance of an inductor with or without iron core. 2: To measure resistance, voltage (AC/DC), current (AC) and check continuity of a given circuit using multi meter. 3: To assemble a household circuit comprising three bulbs, three (on/off) switches, a fuse and a power source. 4: To assemble the components of a given electrical circuit.
5: To study the variation in potential drop with Length of a wire for a steady current. 6: To draw the diagram of a given open circuit comprising at Least a battery, resistor/rheostat, key, ammeter and voltmeter. Mark the components that are not connected in proper order and correct the circuit and also the circuit diagram. List of Experiments: Section B 1. To find the value of v for different values of u in case of a concave mirror and to rind the focal length.