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CBSE Class 12 Physics Answer Key 2024 Out for All Sets

by PW Gulf
March 28, 2024
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CBSE Class 12 Physics Answer Key 2024: CBSE administered class 12 Physics examination on 4 March 2024. The overall challenge level of the Physics paper was moderate. To solve all the questions in the class 12 Physics exam, students required a thorough grasp of concepts and good calculation skills. 

Following the conclusion of the exam, students are recommended to refer to the official CBSE class 12 Physics answer key to determine their performance. Besides CBSE, PW experts also provide class 12 Physics answer key to help candidates calculate their expected score in the exam. 

CBSE Class 12 Physics Answer Key 2024 Highlights

The CBSE class 12 Physics board exam 2024 was administered offline, including questions aligned with the syllabus. Students got 3 hours to complete the paper, comprising MCQs and descriptive questions.

Here are the notable highlights of the CBSE class 12 exam 2024:

Examination name

CBSE Class 12 Board Examination 2024

Exam conducting body

Central Board of Secondary Education (CBSE)

Mode of exam

Offline

Subject

Physics

Medium of exam

English 

Hindi

Exam duration

3 Hours

Type of questions

MCQs

Short answer type

Long answer type

Total marks

100 (70 for theory exam, 30 for practical exam)

Passing marks

33% overall

CBSE Class 12 Physics Answer Key 2024 Scoring System

To compute marks accurately with class 12 Physics answer key 2024, it's crucial to understand the marking scheme. The CBSE class 12 Physics paper 2024 consists of 70 marks and spans a duration of three hours. There are a total of 32 questions divided across five sections, namely Section A, Section B, Section C, Section D, and Section E. 

The table below presents the detailed paper pattern and marking system for class 12 Physics exam:

Sections

No. of Questions

Marks per Question Allotted

Total Marks

Section A

16 

16

Section B

5

2

10

Section C

3

21

Section D

2 (Case Study-Based)

4

8

Section E

3 (Long Answer Type)

15

Steps to Download Official CBSE Class 12 Physics Answer Key 2024

To access the official answer key upon its release, students must adhere to the following steps:

  • Go to the official CBSE academic website at cbseacademic.nic.in.

  • Search and click on the 'CBSE Class 12 Answer Key' link.

  • Select Physics from the provided subject list.

  • On the next page, students can access the CBSE 12 Physics answer key 2024.

  • Download the PDF file of the answer key 2024 to ensure precise score calculation.

CBSE Class 12 Physics Answer Key 2024 Set 1 Code 55/4/1 

CBSE class 12 Physics paper with code 55/4/1 includes 16 MCQs in section A. Each question in this section carries one mark.

The table below shows the answer key to all the questions in section A of class 12 Physics Set 1:

Question

Correct Option

Answer

1

C

-7q²/8πε₀a

2

-3pC

3

Maximum kinetic energy of photoelectrons depends only on the frequency of incident radiation.

4

rn ∝ n²

5

North

6

Small and negative

7

0.1 A

8

R²/3

9

3

10

Zero

11

t = nT/2

12

Further apart and stronger in intensity.

13

C

Assertion (A) is true and Reason (R) is false.

14

A

Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A).

15

Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A).

16

B

Assertion (A) and Reason (R) are true and Reason (R) is not the correct explanation of Assertion (A).

CBSE Class 12 Physics Answer Key 2024 Set 2 Code 55/5/2 

The table below presents the answer key to MCQs covered in class 12 Physics set 2 paper code 55/5/2:

Question

Correct Option

Answer

1

D

0.5Ω

2

C

2R

3

D

Nickel and Cobalt

4

C

5.2 kΩ

5

A

0.4 mH

6

B

Ultraviolet rays

7

B

200

CBSE Class 12 Physics Answer Key 2024 Set 3 Code: 55/2/3 

Section A of class 12 Physics QP Code: 55/2/3 comprises 16 multiple-choice questions. These include 4 Assertion Reasoning questions, each carrying one mark. The following table provides answer key to all the MCQs of the class 12 Physics Set 3 question paper: 

Question

Correct Option

Answer

1

D

1/3

2

vd/2

3

Resistance of the coil

4

-

-

5

Power only

6

5π/6

7

III: By = B0 sin(kz - ωt)

8

6 x 10-29

9

P

10

B

1/λ1+ 1/λ2 = 1/λ3

11

Barrier height increases and the depletion region widens.

12

1/K

13

A) 

Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A).

14

B

Both Assertion (A) and Reason (R) are true and Reason (R) is not the correct explanation of Assertion (A).

15

Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A).

16

D

Both Assertion (A) and Reason (R) are false.

CBSE Class 12 Physics Exam Analysis

The class 12 Physics examination was a bit challenging for most students. The calculations in most questions were lengthy. However, section A of all the sets was easy to answer. The table below shows a breakdown of the class 12 Physics exam analysis by section:

Parameter

CBSE Class 12 Physics Exam Analysis

Overall difficulty level 

Moderate 

Section A

Easy to Moderate

Section B

Moderate

Section C

Moderate to Tough

Section D

Moderate to Tough

Section E

Moderate to Tough

Overall expected good score

60+

Join the PW Gulf JEE and NEET batch to enhance your board preparation under the guidance of expert faculties. Get regular classes with personalised attention, doubt resolution, practice papers, mock test series, etc., to strengthen fundamental knowledge and problem-solving skills.

CBSE Class 12 Physics Answer Key 2024 FAQs

Q1. How many marks of numericals come in Physics class 12 2024?

Ans. Overall, 40-50% of the total questions in class 12 Physics were numeral-based.

Q2. Which chapter has the highest weightage in Physics class 12?

Ans. The most crucial chapters in class 12 Physics include Optics, Electrostatics, Electromagnetic Waves, and Current Electricity.

Q3. Where can I download official CBSE Physics 1 class 12 answer key?

Ans. Students can download the class 12 Physics answer key on the official website of CBSE.

Q4. How many marks do I need to pass in Physics class 12?

Ans. Students need an overall 33% mark to pass in class 12 Physics.

Q5. What is the overall difficulty level of class 12 Physics?

Ans. The overall difficulty level of class 12 Physics ranges between moderate and tough.

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