1
JEE Main 2021 (Online) 26th August Evening Shift
Numerical
+4
-1
For the given circuit, the power across Zener diode is .............. mW.


Your input ____
2
JEE Main 2021 (Online) 27th July Morning Shift
Numerical
+4
-1
Out of Syllabus
A transistor is connected in common emitter circuit configuration, the collector supply voltage is 10 V and the voltage drop across a resistor of 1000 $$\Omega$$ in the collector circuit is 0.6 V. If the current gain factor ($$\beta$$) is 24, then the base current is _____________ $$\mu$$A. (Round off to the Nearest Integer)
Your input ____
3
JEE Main 2021 (Online) 25th July Evening Shift
Numerical
+4
-1
In a semiconductor, the number density of intrinsic charge carries at 27$$^\circ$$C is 1.5 $$\times$$ 1016/m3. If the semiconductor is doped with impurity atom, the hole density increases to 4.5 $$\times$$ 1022/m3. The electron density in the doped semiconductor is ___________ $$\times$$ 109/m3.
Your input ____
4
JEE Main 2021 (Online) 22th July Evening Shift
Numerical
+4
-1
In a given circuit diagram, a 5 V zener diode along with a series resistance is connected across a 50 V power supply. The minimum value of the resistance required, if the maximum zener current is 90 mA will be __________ $$\Omega$$.


Your input ____
Questions Asked from Semiconductor (Numerical)
Number in Brackets after Paper Indicates No. of Questions
JEE Main 2024 (Online) 8th April Evening Shift (1)
JEE Main 2023 (Online) 13th April Morning Shift (1)
JEE Main 2022 (Online) 29th July Evening Shift (1)
JEE Main 2022 (Online) 29th July Morning Shift (1)
JEE Main 2022 (Online) 26th July Evening Shift (1)
JEE Main 2022 (Online) 26th July Morning Shift (1)
JEE Main 2022 (Online) 25th July Evening Shift (1)
JEE Main 2022 (Online) 25th July Morning Shift (1)
JEE Main 2022 (Online) 30th June Morning Shift (1)
JEE Main 2022 (Online) 29th June Evening Shift (1)
JEE Main 2022 (Online) 29th June Morning Shift (1)
JEE Main 2022 (Online) 28th June Evening Shift (1)
JEE Main 2022 (Online) 27th June Evening Shift (1)
JEE Main 2022 (Online) 26th June Morning Shift (1)
JEE Main 2022 (Online) 25th June Evening Shift (1)
JEE Main 2022 (Online) 24th June Evening Shift (1)
JEE Main 2022 (Online) 24th June Morning Shift (1)
JEE Main 2021 (Online) 27th August Evening Shift (1)
JEE Main 2021 (Online) 27th August Morning Shift (1)
JEE Main 2021 (Online) 26th August Evening Shift (1)
JEE Main 2021 (Online) 27th July Morning Shift (1)
JEE Main 2021 (Online) 25th July Evening Shift (1)
JEE Main 2021 (Online) 22th July Evening Shift (1)
JEE Main 2021 (Online) 20th July Evening Shift (2)
JEE Main 2021 (Online) 18th March Evening Shift (1)
JEE Main 2021 (Online) 18th March Morning Shift (1)
JEE Main 2021 (Online) 16th March Morning Shift (2)
JEE Main 2021 (Online) 26th February Evening Shift (1)
JEE Main 2021 (Online) 26th February Morning Shift (1)
JEE Main 2021 (Online) 24th February Morning Shift (1)
JEE Main 2020 (Online) 6th September Evening Slot (1)
JEE Main 2020 (Online) 9th January Evening Slot (1)
JEE Main 2020 (Online) 9th January Morning Slot (1)
JEE Main Subjects
Physics
Mechanics
Units & MeasurementsVector AlgebraMotion in a Straight LineMotion in a PlaneCircular MotionLaws of MotionWork Power & EnergyCenter of Mass and CollisionRotational MotionProperties of MatterHeat and ThermodynamicsSimple Harmonic MotionWavesGravitation
Electricity
ElectrostaticsCurrent ElectricityCapacitorMagnetic Effect of CurrentMagnetic Properties of MatterElectromagnetic InductionAlternating CurrentElectromagnetic Waves
Optics
Modern Physics
Chemistry
Physical Chemistry
Some Basic Concepts of ChemistryStructure of AtomRedox ReactionsGaseous StateChemical EquilibriumIonic EquilibriumSolutionsThermodynamicsElectrochemistryChemical Kinetics and Nuclear ChemistrySolid StateSurface Chemistry
Inorganic Chemistry
Periodic Table & PeriodicityChemical Bonding & Molecular StructureIsolation of ElementsHydrogens-Block Elementsp-Block Elementsd and f Block ElementsCoordination CompoundsSalt AnalysisEnvironmental Chemistry
Organic Chemistry
Mathematics
Algebra
Sets and RelationsLogarithmQuadratic Equation and InequalitiesSequences and SeriesMathematical InductionBinomial TheoremMatrices and DeterminantsPermutations and CombinationsProbabilityVector Algebra3D GeometryComplex NumbersStatisticsMathematical Reasoning
Trigonometry
Trigonometric Ratio and IdentitesTrigonometric EquationsInverse Trigonometric FunctionsProperties of TriangleHeight and Distance
Coordinate Geometry
Calculus