CBSE Class 12 Physics Question Paper 2022 Set C Solved

Read and download CBSE Class 12 Physics Question Paper 2022 Set C Solved designed as per the latest question paper pattern and Class 12 examination guidelines issued by CBSE, NCERT and KVS. The past year Question Papers for Class 12 Physics have been provided with solutions which will help students to assess their performance and find out topics in Physics Class 12 which they need to improve to get better marks in Class 12 exams. After solving these last year papers also refer to solved Sample Papers for Class 12 Physics available on our website to build strong understanding of the subject

Physics Question Paper Class 12

Students can refer to the below Class 12 Physics Question Paper designed to help students understand the pattern of questions that will be asked in Class 12 exams. Please download CBSE Class 12 Physics Question Paper 2022 Set C Solved

Physics Class 12 Question Paper

(i) All questions are compulsory. There are 26 questions in all.
 
(ii) This question paper has five sections: Section A, Section B, Section C, Section D and Section E.
 
(iii) Section A contains five questions of one mark each, Section B contains five questions of two marks each, Section C contains twelve questions of three marks each, Section D contains one value based question of four marks and Section E contains three questions of five marks each.
 
(iv) There is no overall choice. However, an internal choice has been provided in one question of two marks, one question of three marks and all the three questions of five marks. You have to attempt only one of the choices in such questions.
 
(v) You may use the following values of physical constants wherever necessary :

CBSE Class 12 Physics Question Paper 2022 Set C Solved 1

SECTION – A
 
1. Potentiometer wire AB is connected to a cell Ε1 of negligible internal resistance. If thickness of the wire AB is increased, in which direction will the balance point J shift? Why?

CBSE Class 12 Physics Question Paper 2022 Set C Solved 2

2. Define current density. Write its unit. 
 
3. In an LCR – circuit, capacitance is changed from C to 2C. What should be the change in the inductance such that the resonant frequency to remain unchanged?
 
4. State two applications of microwave radiations.
 
5. In a transistor, doping level in base is increased slightly. How will it affect
(i) collector current and (ii) base current?
 
SECTION – B
 
6. Show that in an electromagnetic wave, the average energy density of electric field is equal to the average energy density of magnetic field.
 
7. Using Gauss’s law, determine the electric field intensity due to a long thin wire of uniform charge density ‘λ’.
 
OR
Using Gauss theorem derive an expression for electric field intensity due to uniformly charged thin infinite plane sheet of surface charge density ‘σ’.
 
8. Define the following terms in communication. (i) Attenuation (ii) Transducer. 
 
9. The graph below shows variation of photo-electric current with collector plate potential for different radiations.

CBSE Class 12 Physics Question Paper 2022 Set C Solved 3

(i) Which physical parameter is kept constant for the three curves?
(ii) Which radiation will emit photo electron of largest kinetic energy? Why?
 
10. The energy levels of an atom are as shown in figure. (i) Which one of these transitions will result in the emission of a photon of wavelength 275 nm?
(ii) Which transition corresponds to emission of radiation of maximum wavelength?

CBSE Class 12 Physics Question Paper 2022 Set C Solved 4


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CBSE Class 12 Physics Question Paper 2022 Set C Solved

We hope you liked the above provided CBSE Class 12 Physics Question Paper 2022 Set C Solved. To get an understanding of the type of questions which were asked in previous year exams, it is important for Class 12 students to refer to CBSE Class 12 Physics Question Paper 2022 Set C Solved that we have provided above. Students can download all the Question Papers for Class 12 Physics which were issued in the exams so that you can practise them and solve all types of questions which have been asked till now. By doing all CBSE Class 12 Physics Question Paper 2022 Set C Solved PYP (previous year papers) you will understand the regular questions and MCQ questions for Class 12 Physics which are always asked and learn them so that you can get full marks in those questions. You can download CBSE Class 12 Physics Previous Year Question Papers and Class 12 Physics Sample Papers in PDF. You should attempt all the last year question paper for Class 12 and Class 12 Physics MCQ Test in examination conditions at home and then compare their answers with the solutions provided by our teachers.
 

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