Odisha 12th Physics Answer Key Unofficial 2026 LIVE Updates: The Council of Higher Secondary Education, Odisha, has successfully conducted the Class 12 Physics exam today, February 28, 2026, from 10 AM to 1 PM at designated test centres. The Physics paper was held for a total of 70 marks; 30 marks have been allotted to the practical paper, which was conducted by the respective schools. As per the reaction of examinees, the Physics paper was moderately difficult with a few tricky questions.
Students have to answer varied types of questions, including objective-type, short-answer type, and long-answer type. Generally, the MCQs evaluate a student’s conceptual understanding. Our subject-matter experts have shared keys for the reference of students. Keep scrolling through Odisha 12th Physics answer key unofficial 2026 LIVE updates to stay informed.
With the conclusion of the theory paper at 1 PM, our subject expert, Viren, who is also a popular Physics tutor, has provided correct responses to objective-type questions here. Compare your responses with Odisha 12th Physics answer key unofficial 2026 given below:
| Questions |
Answers |
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1) Choose the correct answer out of 4 probabilities given below:
a) If alpha particle, proton, and electron move with the same momentum, then their respective de Brogile wavelengths λa, λp,λe are related as
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iii) λa=λp=λe |
| 2) Electric flux is a |
i) scalar quantity |
| 3) Equal charges are given to 2 spheres of different radii. Then the electric potential will |
ii) be more on the smaller sphere |
| 4) Two wires that are made up of two different materials have specific resistances in the ratio 2:3, lengths 3:4, and areas 4:5. The ratio of their resistance is? |
iii) 5:8 |
| 5) There are n resistors each of resistance R, when they are connected in parallel, the equivalent resistance is x. If they are connected in series, the equivalent resistance will be |
ii) n²x
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| 6) Five cells each of emf 0.2 volt and internal resistance 1ohm are connected in series to an external resistance of 10 ohm. The current through the 10 ohm resistor is: |
iii) 1/15 A |
| 7) An arc of a circle of radius R subtends an angle π/2 at the centre. It carries a current i. The magnetic induction at the centre will be? |
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| 8) Two coils A(primary) and B(secondary) have mutual inductance 2x10-2 henry. If the current in the primary is i= 5sin(10πt), then the maximum value of the emf induced in coil B is? |
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| 9) When the current changes from +2A to -2A in 0.05 seconds in a coil, an emf of 8V is induced in it. The coefficient of self-induction of the coil is? |
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| 10) An ideal transformer has 500 turns in the primary and 5000 turns in the secondary. If the primary is connected to a 6V battery, then the secondary voltage is? |
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| 11) A diminished virtual image can be formed only in |
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| 12) The refractive indices of glass and water with respect to air are 3/2 and 4/3, respectively. The refractive index of glass wrt water will be? |
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| 13) An astronomical telescope focused to infinity has an objective lens and an eyepiece lens of powers 0.5 diopter and 20 diopter. Its magnifying power will be? |
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| 14) When light falls on a metal surface, the maximum kinetic energy of the emitted electrons depends on |
ii) frequency of the incident light
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| 15) When a semiconductor is heated, its resistance |
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| 16) If the first Bohr radius of the hydrogen atom is R, then the radius of the third orbit is? |
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Odisha 12th Physics Exam 2026: Section-Wise Paper Analysis
Students can learn about student reactions and feedback on the difficulty level of the Physics paper. As soon as the exam is over, we will share Odisha 12th Physics exam analysis 2026 here:
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Particulars
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Details
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Overall Paper Difficulty Level
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Moderate to Difficult
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Student Reactions
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- Aryan found the questions a bit tough
- Meghmala expects a score of 60+
- Aditi found the MCQs easy
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Toughest Section
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Sections D and E
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Easiest Section
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Section A
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High-weightage Topics Asked
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Electromagnetism, Wave Optics, Current Electricity, and Modern Physics
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Was the Paper Lengthy?
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Yes
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Candidates can stay informed about the paper's difficulty level, student reactions, and unofficial answer keys through our Odisha 12th Physics answer key unofficial 2026 LIVE updates.
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