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1
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
For transistor action, which of the following statements is correct?
A
Base, emitter and collector regions should have same size.
B
Both emitter junction as well as the collector junction are forwarded biased.
C
The base region must be very thin and lightly doped.
D
Base, emitter and collector regions should have same doping concentrations.
2
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
The increase in the width of the depletion region in a p-n junction diode is due to :
A
reverse bias only
B
both forward bias and reverse bias
C
increase in forward current
D
forward bias only
3
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
For the logic circuit shown, the truth table is :
NEET 2020 Phase 1 Physics - Semiconductor Electronics Question 27 English
A
A B Y
0 0 0
0 1 1
1 0 1
1 1 1
B
A B Y
0 0 1
0 1 1
1 0 1
1 1 0
C
A B Y
0 0 1
0 1 0
1 0 0
1 1 0
D
A B Y
0 0 0
0 1 0
1 0 0
1 1 1
4
NEET 2019
MCQ (Single Correct Answer)
+4
-1
The correct Boolean operation represented by the circuit diagram drawn is : NEET 2019 Physics - Semiconductor Electronics Question 33 English
A
OR
B
NAND
C
NOR
D
AND
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Physics
Mechanics
Units & MeasurementMotion in a Straight LineMotion in a PlaneLaws of MotionWork, Energy and PowerCenter of Mass and CollisionRotational MotionGravitationProperties of MatterHeat and ThermodynamicsOscillationsWaves
Electricity
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Optics
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Modern Physics
Atoms and NucleiDual Nature of Radiation and MatterSemiconductor Electronics
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Some Basic Concepts of Organic ChemistryHydrocarbonsHaloalkanes and HaloarenesAlcohol, Phenols and EthersAldehydes, Ketones and Carboxylic AcidsOrganic Compounds Containing NitrogenPolymersBiomoleculesChemistry in Everyday Life
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Human Health and DiseasesBody Fluids and Its CirculationLocomotion and MovementNeural Control and CoordinationReproduction in OrganismsReproductive HealthStructural Organisation in AnimalsDigestion and AbsorptionExcretory Products and Their EliminationChemical Coordination and IntegrationHuman ReproductionAnimal KingdomBreathing and Exchange of GasesEvolution