CBSE Class 12 Physics Boards 2020 Question Paper Solved Set A

Read and download CBSE Class 12 Physics Boards 2020 Question Paper Solved Set A 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 Boards 2020 Question Paper Solved Set A

Physics Class 12 Question Paper

SECTION A

1. If the net electric flux through a closed surface is zero, then we can infer
 
(A) no net charge is enclosed by the surface.
 
(B) uniform electric field exists within the surface.
 
(C) electric potential varies from point to point inside the surface. 
 
(D) charge is present inside the surface.
 
2. An electric dipole consisting of charges + q and – q separated by a distance L is in stable equilibrium in a uniform electric field E. The electrostatic potential energy of the dipole is 
 
(A) qLE
 
(B) zero
 
(C) – qLE
 
(D) – 2 qEL
 
3. A potentiometer can measure emf of a cell because 
 
(A) the sensitivity of potentiometer is large.
 
(B) no current is drawn from the cell at balance.
 
(C) no current flows in the wire of potentiometer at balance.
 
(D) internal resistance of cell is neglected.
 
4. Two resistors R1 and R2 of 4 Ω and 6 Ω are connected in parallel across a battery. The ratio of power dissipated in them, P1 : P2 will be 
 
(A) 4 : 9
 
(B) 3 : 2
 
(C) 9 : 4
 
(D) 2 : 3
 
5. The magnetic dipole moment of a current carrying coil does not depend upon 
 
(A) number of turns of the coil.
 
(B) cross-sectional area of the coil.
 
(C) current flowing in the coil.
 
(D) material of the turns of the coil.
 
6. Larger aperture of objective lens in an astronomical telescope 
 
(A) increases the resolving power of telescope.
 
(B) decreases the brightness of the image.
 
(C) increases the size of the image.
 
(D) decreases the length of the telescope.
 
7. A biconvex lens of glass having refractive index 1·47 is immersed in a liquid. It becomes invisible and behaves as a plane glass plate. The refractive index of the liquid is 
 
(A) 1·47
 
(B) 1·62
 
(C) 1·33
 
(D) 1·51
 
8. For a glass prism, the angle of minimum deviation will be smallest for the light of 
 
(A) red colour.
 
(B) blue colour.
 
(C) yellow colour.
 
(D) green colour.
 
9. Which of the following statements is not correct according to Rutherford model ? 
 
(A) Most of the space inside an atom is empty.
 
(B) The electrons revolve around the nucleus under the influence of coulomb force acting on them.
 
(C) Most part of the mass of the atom and its positive charge are concentrated at its centre.
 
(D) The stability of atom was established by the model.
Please click on below link to download CBSE Class 12 Physics Boards 2020 Question Paper Solved Set A.

CBSE Class 12 Physics Boards 2020 Question Paper Solved Set A

We hope you liked the above provided CBSE Class 12 Physics Boards 2020 Question Paper Solved Set A. 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 Boards 2020 Question Paper Solved Set A 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 Boards 2020 Question Paper Solved Set A 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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