Physics Worksheets – CBSE Grade 12
Free CBSE Grade 12 Physics practice worksheets with real exam-style questions and full answer keys. This set has 9 printable papers covering Electric Charges and Fields, Current Electricity, Moving Charges and Magnetism, Ray Optics and Optical Instruments and 5 more. Work through them to build speed and accuracy, then check your answers against the key on each page. Stuck on any step? The Doubt Solver works out the full method for you.
Worksheets in this set
Electric Charges and Fields
Practice paper with full answer key
Current Electricity
Practice paper with full answer key
Moving Charges and Magnetism
Practice paper with full answer key
Ray Optics and Optical Instruments
Practice paper with full answer key
Dual Nature of Radiation and Matter
Practice paper with full answer key
Electromagnetic Induction
Practice paper with full answer key
Alternating Current
Practice paper with full answer key
Semiconductor Electronics
Practice paper with full answer key
Atoms and Nuclei
Practice paper with full answer key
Sample problems MCQ
Real questions taken from the worksheets above, with answers from the published answer key.
Q1.The SI unit of electric charge is the:
- (a) coulomb
- (b) newton
- (c) volt
- (d) ampere
Answer: (a) coulomb
Q1.The SI unit of electrical resistance is the:
- (a) ohm
- (b) ampere
- (c) volt
- (d) coulomb
Answer: (a) ohm
From: Current Electricity
Q1.The magnetic field at the centre of a circular coil is B = μ₀I/2R. If the radius of the coil is doubled keeping the current the same, the field becomes:
- (a) double
- (b) half
- (c) four times
- (d) unchanged
Answer: (b) half
Q1.The mirror formula, using the Cartesian sign convention, is:
- (a) 1/f = 1/v + 1/u
- (b) f = uv/(u + v)
- (c) 1/f = 1/v − 1/u
- (d) f = u + v
Answer: (a) 1/f = 1/v + 1/u
Q1.The energy of a photon of frequency ν is:
- (a) hc
- (b) hν
- (c) h/ν
- (d) hcν
Answer: (b) hν
Common mistakes to avoid
- •Forgetting to include the polarity of charges when applying Coulomb’s law in vector form
- •Writing the right-hand rule directions incorrectly for magnetic force on a moving charge
- •Confusing energy band diagrams for conductors, semiconductors and insulators
Frequently asked questions
Are the Class 12 Physics worksheets free?
Yes - every Mohsim Digital Education worksheet is free to download with a full answer key.
How do I get a full step-by-step solution?
Run the question through the Doubt Solver on this site to get a clear worked solution instantly.
Do these follow the NCERT / CBSE Class 12 syllabus?
The worksheets cover electrostatics, current electricity, magnetism, electromagnetic induction, optics and modern physics as per the CBSE curriculum.
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