CBSE Class 12 Physics 2018 Compartment Exam Set-1 Question Paper

Question Papers Class 12 PDF

This is the CBSE Class 12 Physics (Theory) 2018 Compartment Exam Set-1 Previous Year Question Paper. The paper is designed for a maximum of 70 marks and a duration of 3 hours. It is divided into five sections: Section A (5 questions, 1 mark each), Section B (5 questions, 2 marks each), Section C (12 questions, 3 marks each), Section D (1 value-based question, 4 marks), and Section E (3 questions, 5 marks each). While there is no overall choice, internal choices are provided in one question of two marks, one question of three marks, and all three questions of five marks. Solving this board question paper is crucial for students to understand the exam pattern, question types, and marking scheme, thereby enhancing their preparation and performance in the upcoming board examinations.

Quick info

BoardCBSE
Class12
SubjectPhysics
Session2018
LanguageHindi
TypePrevious Year Question Paper
Exam typeBoard Exam

Paper pattern

The question paper has 5 sections (A, B, C, D, E) with a total of 26 questions. Section A has 5x1 mark questions, Section B has 5x2 mark questions, Section C has 12x3 mark questions, Section D has 1x4 mark question, and Section E has 3x5 mark questions.

Topics covered

Paper topics

  • Electricity
  • Magnetism
  • Optics
  • Modern Physics
  • Semiconductors

Important topics

  • Electromagnetic Induction
  • Alternating Currents
  • Ray Optics
  • Wave Optics
  • Dual Nature of Radiation and Matter
  • Atoms and Nuclei
  • Electronic Devices

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Question paper text

SET - 1

Series: SGN/C

कोड नं.

रोल नं.

परीक्षार्थी कोड को उत्तर-पुस्तिका के मुख-

पृष्ठ पर अवश्य लिखें ।

Candidates must write the Code on

the title page of the answer-book.

Roll No.

55/1

Code No.

  • कृपया जाँच कर लें कि इस प्रश्न-पत्र में मुद्रित पृष्ठ 16 हैं।

प्रश्न-पत्र में दाहिने हाथ की ओर दिए गए कोड नम्बर को छात्र उत्तर-पुस्तिका के मुख-पृष्ठ पर लिखें ।

कृपया जाँच कर लें कि इस प्रश्न-पत्र में 26 प्रश्न हैं।

कृपया प्रश्न का उत्तर लिखना शुरू करने से पहले, प्रश्न का क्रमांक अवश्य लिखें।

इस प्रश्न-पत्र को पढ़ने के लिए 15 मिनट का समय दिया गया है । प्रश्न-पत्र का वितरण पूर्वाह्न में 10.15 बजे किया जाएगा । 10.15 बजे से 10.30 बजे तक छात्र केवल प्रश्न-पत्र को पढ़ेंगे और इस अवधि के दौरान वे उत्तर-पुस्तिका पर कोई उत्तर नहीं लिखेंगे।

Please check that this question paper contains 16 printed pages.

Code number given on the right hand side of the question paper should be written on the title page of the answer-book by the candidate.

Please check that this question paper contains 26 questions.

Please write down the Serial Number of the question before attempting it.

15 minute time has been allotted to read this question paper. The question paper will be distributed at 10.15 a.m. From 10.15 a.m. to 10.30 a.m., the students will read the question paper only and will not write any answer on the answer-book during this period.

भौतिक विज्ञान (सैद्धान्तिक)

PHYSICS (Theory)

निर्धारित समय : 3 घंटे

अधिकतम अंक :70

Time allowed : 3 hours

Maximum Marks: 70

सामान्य निर्देश:

(i) सभी प्रश्न अनिवार्य हैं । इस प्रश्न-पत्र में कुल 26 प्रश्न हैं ।

(ii)

  1. खण्ड-अ में 5 प्रश्न हैं, प्रत्येक का 1 अंक है। खण्ड-ब में 5 प्रश्न हैं, प्रत्येक के 2 अंक हैं। खण्ड-स में 12 प्रश्न हैं, प्रत्येक के 3 अंक हैं। खण्ड-द में 4 अंक का एक मूल्याधारित प्रश्न है और खण्ड-य में 3 प्रश्न हैं, प्रत्येक के 5 अंक हैं।

55/1 1 C/1

  1. प्रश्न-पत्र में समग्र पर कोई विकल्प नहीं है। तथापि, दो अंकों वाले एक प्रश्न में. तीन अंकों वाले एक प्रश्न में और पाँच अंकों वाले तीनों प्रश्नों में आन्तरिक चयन प्रदान किया गया है। ऐसे प्रश्नों में आपको दिए गए चयन में से केवल एक प्रश्न ही करना है।
  1. जहाँ आवश्यक हो, आप निम्नलिखित भौतिक नियतांकों के मानों का उपयोग कर सकते हैं :

<math>c = 3 \times 10^8 \text{ m/s}</math>

<math>h = 6.63 \times 10^{-34} \text{ Js}</math>

<math>e = 1.6 \times 10^{-19} \text{ C}</math>

<math>\mu_0 = 4\pi \times 10^{-7} \text{ T m A}^{-1}</math>

<math>\varepsilon_0 = 8.854 \times 10^{-12} \text{ C}^2 \text{ N}^{-1} \text{ m}^{-2}</math>

<math>\frac{1}{4\pi\epsilon_0} = 9 \times 10^9 \text{ N m}^2 \text{ C}^{-2}</math>

इलेक्ट्रॉन का द्रव्यमान <math>(m_e) = 9.1 \times 10^{-31} \, \mathrm{kg}</math>

न्यूट्रॉन का द्रव्यमान = <math>1.675 \times 10^{-27} \text{ kg}</math>

प्रोटॉन का द्रव्यमान = <math>1.673 \times 10^{-27} \text{ kg}</math> आवोगाद्रो संख्या = <math>6.023 \times 10^{23}</math> प्रति ग्राम मोल

बोल्ट्ज़मान नियतांक = <math>1.38 \times 10^{-23} \text{ JK}^{-1}</math>

General Instructions:

(i) All questions are compulsory. There are 26 questions in all.

  1. This question paper has five sections: Section A, Section B, Section C, Section D and Section E.
  1. 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.
  1. 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 weightage. You have to attempt only one of the choices in such questions.
  1. You may use the following values of physical constants wherever necessary:

<math display="block">c = 3 \times 10^8 \text{ m/s}</math>

<math>h = 6.63 \times 10^{-34} \text{ Js}</math>

<math>e = 1.6 \times 10^{-19} C</math>

<math>\mu_0 = 4\pi \times 10^{-7} \text{ T m A}^{-1}</math>

<math display="block">\epsilon_0 = 8.854 \times 10^{-12}~C^2~N^{-1}~m^{-2}</math>

<math display="block">\frac{1}{4\pi\epsilon_0} = 9 \times 10^9 \text{ N m}^2 \text{ C}^{-2}</math>

Mass of electron (m<sub>e</sub>) = <math>9.1 \times 10^{-31}</math> kg

Mass of neutron = <math>1.675 \times 10^{-27}</math> kg Mass of proton = <math>1.673 \times 10^{-27}</math> kg

Avogadro's number = <math>6.023 \times 10^{23}</math> per gram mole

Boltzmann constant = <math>1.38 \times 10^{-23} \text{ JK}^{-1}</math> C/1

55/1 2

Frequently asked questions

What is this document?

This is the CBSE Class 12 Physics 2018 Compartment Exam Set-1 Previous Year Question Paper, designed for board exam practice.

What is the total marks and duration for this paper?

The paper is for a maximum of 70 marks and has a duration of 3 hours.

How is the question paper structured?

It is divided into five sections: A (1 mark each), B (2 marks each), C (3 marks each), D (4 marks, value-based), and E (5 marks each).

Are there any choices available in the questions?

Yes, internal choices are provided in one question of two marks, one question of three marks, and all three questions of five marks.

Why is solving previous year question papers important?

Solving previous year question papers helps students understand the board pattern, question types, and marking scheme, improving their exam preparation and confidence.

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