CBSE Class 12 Physics Worksheet Set 02 Solved

Class 12 Physics Practice Set: All Chapters

Review targeted practice sets for Class 12 Physics All Chapters. Built according to official educational guidelines for the 2026-27 academic year, these downloadable worksheets support daily revision and core concept reinforcement.

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Navigate directly to the printable exercises for All Chapters using the digital viewer below. Each practice set allows students to isolate specific topics for thorough review and uninterrupted practice alongside standard textbooks.

1. How does the energy stored in a capacitor change if the plates of a charged capacitor are moved farther, the battery remaining connected?
 
2. Define electrical conductance of a conductor and give its SI unit. 
 
3. Two materials Si and Cu, are cooled from 300 K to 60 K. What will be the effect on their resistivity?
 
4. Express dielectric constant of a medium in terms of capacitance. What is its SI unit? 
 
5. What do you mean by dielectric strength of a dielectric? 
 
6. Derive an expression for the energy stored in a parallel plate capacitor C , charged to a potential difference V.
 
7. The plot of the variation of potential difference across a combination of three identical cells in series, versus current is shown in figure. What is the emf and internal resistance of each cell?
CBSE Class 12 Physics Worksheet Set B Solved 1
8. Two conducting wires X and Y of same diameter but different materials are joined in series across a battery. If the number density of electrons in X is twice that in Y, find the ratio of drift velocity of electrons in the two wires.
 
9. Derive an expression for drift velocity of free electrons in a conductor in terms of relaxation time of electron.
 
10. Two cells of emfs E1 and E2 having internal resistances r1 and r2 respectively are connected in parallel as shown. Deduce the expressions for the equivalent emf and equivalent internal resistance of a cell which can replace the combination between the points A and B.
CBSE Class 12 Physics Worksheet Set B Solved 2
 
11. Two parallel plate capacitors X and Y have the same area of plates and same separation between them. X has air between the plates while Y contains a dielectric medium of εr = 4
(i) Calculate the capacitance of each capacitor if equivalent capacitance of the combination is 4 microfarad.
(ii) Calculate the potential difference between plate X and Y.
CBSE Class 12 Physics Worksheet Set B Solved 3
 

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Download CBSE Practice Material: Class 12 Physics All Chapters

Download Practice Sheet: All Chapters (Class 12 Physics)

Review targeted practice exercises for Class 12 Physics All Chapters. Curated to match official CBSE guidelines, these downloadable PDF sheets support daily revision and core concept reinforcement.

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Where can I download the latest PDF for CBSE Class 12 Physics Worksheet Set 02 Solved?

You can download the teacher-verified PDF for CBSE Class 12 Physics Worksheet Set 02 Solved from StudiesToday.com. These practice sheets for Class 12 Physics are designed as per the latest CBSE academic session.

Are these Physics Class 12 worksheets based on the 2026-27 competency-based pattern?

Yes, our CBSE Class 12 Physics Worksheet Set 02 Solved includes a variety of questions like Case-based studies, Assertion-Reasoning, and MCQs as per the 50% competency-based weightage in the latest curriculum for Class 12.

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Yes, we have provided detailed solutions for CBSE Class 12 Physics Worksheet Set 02 Solved to help Class 12 and follow the official CBSE marking scheme.

How does solving CBSE Class 12 Physics Worksheet Set 02 Solved help in exam preparation?

Daily practice with these Physics worksheets helps in identifying understanding gaps. It also improves question solving speed and ensures that Class 12 students get more marks in CBSE exams.

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All our Class 12 Physics practice test papers and worksheets are available for free download in mobile-friendly PDF format. You can access CBSE Class 12 Physics Worksheet Set 02 Solved without any registration.