Bihar Board Inter Physics Unofficial Answer Key 2026 (OUT): Question Paper Detailed Analysis

Students who appeared for the Bihar Board Class 12 Physics Examination 2026 can check the Bihar Board Inter Physics Unofficial Answer Key 2026 available here with detailed exam analysis.

Mohith Kumar

Updated on - Feb 5, 2026 | 1:47:00 PM

Access Bihar Board Inter Physics Unofficial Answer Key 2026 Here.

Bihar Board Inter Physics Unofficial Answer Key 2026: The Bihar School Examination Board (BSEB) is currently conducting the BSEB Class 12 Examination 2026. According to the official timetable, the Class 12 Physics Examination 2026 was conducted today, February 5, 2026, from 9:30 AM to 12:45 PM. The BSEB Class 12 Physics exam 2026 consists of a total of 100 marks, divided into a 70-mark theory paper and a 30-mark practical. Students who appeared for the Bihar Board Class 12 Physics Theory Examination 2026 can check the the Bihar Board Inter Physics Unofficial Answer Key 2026 available here with detailed exam analysis.

Also Read: Bihar Board 12th Business Studies Unofficial Answer Key 2026: Exam Detailed Analysis

Bihar Board Inter Physics Unofficial Answer Key 2026

Students can check the BSEB 2026 Class 12th Physics Unofficial Answer Key available in the table below.

Bihar Board Inter 2026 Physics Exam Questions	Answers
Question 1: Who first explained electromagnetic waves mathematically ?	Maxwell
Question 2: Which factor of the following does not affect resistance of a conducting wire ?	Voltage applied
Question 3: When a dielectric is placed in an external electric field, the effective electric field inside the dielectric	decreases
Question 4: A capacitor of capacitance 1 µF is kept at 1V potential difference between the plates. The charge on the charged capacitor will be	1µC
Question 5: If a charged particle of mass m and charge q enters a uniform magnetic field B....	mvSinθ/qB
Question 6: An ideal ammeter has	zero resistance
Question 7: Remote controller in TV uses...	infrared waves
Question 8: The equivalent resistance of resistors in parallel combination	decreases
Question 9: The magnetic field lines inside a current-carrying solenoid are	parallel and straight
Question 10: Coherent sources are those sources for which	both phase difference and frequency remain constant
Question 11: Natural light from the sun is	unpolarised
Question 12: Radioactivity was discovered by	Henri Becquerel
Question 13: The example of a broadcast mode of communication is	Both A and C
Question 14: Which device is used as a voltage regulator ?	Zener Diode
Question 15: world wide web was invented by...	Tim Barner-Lee
Question 16: Electrical energy representation	V.I.t
Question 17: When an alpha-particle is brought towards another alpha-particle, the potential energy of the system	increased
Question 18: Dielectric constant of water is...	80
Question 19: The relationship between current density J and electric field intensity E is	Option D
Question 20: The yellow colour code value of carbon resistance is	4

Bihar Board 2026 Inter Physics: Question Paper Analysis

Students can access the Bihar Board 2026 Class 12th Physics Exam Analysis from the table below.

Particulars	Details
Bihar Board 2026 Class 12th Physics Overall Difficulty Level	Moderate to Difficult
Was the Paper Lengthy?	Yes
Number of Good Attempts	to be updated
Important Topics Asked	to be updated

The Bihar Board Inter Physics Unofficial Answer Key 2026 is prepared by the subject-experts. Students are advised to use the above unofficial answer key to evaluate their performances. Unofficial answer keys are typically released by private coaching institutes and subject experts within a few hours of the exam's conclusion to help students estimate their scores.

Also Check |

Bihar 12th Board Political Science Unofficial Key 2026: Detailed Question Paper Analysis

POST YOUR COMMENT