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Electromagnetism
Electrostatics
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Current Electricity
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Capacitor
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Magnetic Effect of Current
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Magnetic Properties of Matter
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Electromagnetic Induction
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Alternating Current
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Electromagnetic Waves
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Optics
Geometrical Optics
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Wave Optics
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Modern Physics
Atoms and Nuclei
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Dual Nature of Radiation
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Semiconductor
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1
CBSE 12th Physics Outside Delhi Set 1 - 2023
MCQ (Single Correct Answer)
+1
-0

Pieces of copper and of silicon are initially at room temperature. Both are heated to temperature T. The conductivity of

A
both increases.
B
both decreases.
C
copper increases and silicon decreases.
D
copper decreases and silicon increases.
2
CBSE 12th Physics Outside Delhi Set 1 - 2023
MCQ (Single Correct Answer)
+1
-0

The formation of depletion region in a $$p$$-$$n$$ junction diode is due to

A
movement of dopant atoms
B
diffusion of both electrons and holes
C
drift of electrons only
D
drift of holes only
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Questions Asked from Marks 1
CBSE 12th Physics Delhi Set 1 - 2024 (1) CBSE 12th Physics Delhi Set 1 - 2023 (2) CBSE 12th Physics Outside Delhi Set 1 - 2023 (3)
Class 12 Subjects
Physics
Electromagnetism
ElectrostaticsCurrent ElectricityCapacitorMagnetic Effect of CurrentMagnetic Properties of MatterElectromagnetic InductionAlternating CurrentElectromagnetic Waves
Optics
Geometrical OpticsWave Optics
Modern Physics
Atoms and NucleiDual Nature of RadiationSemiconductor
Chemistry
Physical Chemistry
SolutionsElectrochemistryChemical Kinetics
Inorganic Chemistry
d and f Block ElementsCoordination Compounds
Organic Chemistry
Haloalkanes and HaloarenesAlcohols, Phenols and EthersAldehydes, Ketones and Carboxylic AcidsAminesBiomolecules
Mathematics
Relations and Functions
Relations and FunctionsInverse Trigonometric Function
Calculus
Continuity and DifferentiabilityApplication of DerivativesIndefinite IntegrationDefinite IntegrationApplication of IntegrationDifferential Equations
Algebra
MatricesDeterminantsProbabilityVector AlgebraThree Dimensional Geometry