Question 1
Two point charges +4 μC and −2 μC are placed 3 m apart in vacuum. The magnitude of the force between them is (take 1/(4πε₀) = 9×10⁹ N m² C⁻²):
Correct Answer:
8×10⁻³ N
Question 2
The electric field due to a uniformly charged infinite non-conducting plane sheet of surface charge density σ is:
Correct Answer:
σ/(2ε₀), independent of distance from the sheet
Question 3
A parallel-plate capacitor has capacitance 5 μF in air. When a dielectric of dielectric constant κ = 3 completely fills the gap, the capacitance becomes:
Correct Answer:
15 μF
Question 4
Three capacitors of 2 μF, 3 μF and 6 μF are connected in series. Their equivalent capacitance is:
Correct Answer:
1 μF
Question 5
Work done by an external agent in slowly moving a +2 μC charge from a point at potential 10 V to a point at potential 30 V (no KE change) is:
Correct Answer:
40 μJ
Question 1
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About this Exam

Prepare with the PSEB SS Physics Practice Questions - Punjab School Education Board (PSEB) Senior Secondary Physics (Class 12 - Physics, subject code 052) Exam practice quiz. This question bank includes 100 questions covering magnetic, field, length, connected, and resistance. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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PSEB SS Physics Practice Questions - Punjab School Education Board (PSEB) Senior Secondary Physics (Class 12 - Physics, subject code 052) Exam

This practice set contains 100 questions from the matching question bank and focuses on magnetic, field, length, connected, and resistance. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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