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1
MHT CET 2021 22th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Choose the correct statement. In semiconductors valance band and conduction band

A
is separated by large energy gap.
B
is separated by small energy gap:
C
is almost empty.
D
overlap each other.
2
MHT CET 2021 21th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Combination of NAND gates is shown in the figure. It is equivalent to

MHT CET 2021 21th September Evening Shift Physics - Semiconductor Devices and Logic Gates Question 47 English

A
AND gate
B
NOR gate
C
OR gate
D
X-OR gate
3
MHT CET 2021 21th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

In an ideal junction diode, the current flowing through PQ is

MHT CET 2021 21th September Evening Shift Physics - Semiconductor Devices and Logic Gates Question 45 English

A
2 $$\times$$ 10$$^{-3}$$ A
B
2 $$\times$$ 10$$^{-2}$$ A
C
4 $$\times$$ 10$$^{-3}$$ A
D
10$$^{-3}$$ A
4
MHT CET 2021 21th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

LED is manufactured using zinc selenide then it emits.

A
infrared radiations
B
yellow light
C
blue light
D
green light
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MHT CET Subjects
Physics
Mechanics
Units & Measurement and Dimensions Vector Algebra Motion Laws of Motion Circular Motion Work, Energy and Power Center of Mass and Collision Rotational Motion Gravitation Simple Harmonic Motion Fluid Mechanics Elasticity Waves Heat and Thermodynamics
Optics
Ray Optics Wave Optics
Electromagnetism
Electrostatics Current Electricity Capacitor Moving Charges and Magnetism Magnetism and Matter Electromagnetic Waves Electromagnetic Induction Alternating Current
Modern Physics
Atoms and Nuclei Dual Nature of Radiation Semiconductor Devices and Logic Gates
Chemistry
Physical Chemistry
Some Basic Concepts of Chemistry Atomic Structure States of Matter Thermodynamics Chemical Equilibrium Ionic Equilibrium Liquid Solution Redox Reactions Surface Chemistry Solid State Electrochemistry Chemical Kinetics Nuclear Chemistry
Inorganic Chemistry
Periodic Table and Periodicity Chemical Bonding and Molecular Structure Metallurgy Hydrogen and It's Compounds s-Block Elements p-Block Elements d and f Block Elements Coordination Compounds Environmental Chemistry
Organic Chemistry
IUPAC Nomenclatures General Organic Chemistry Isomerism Hydrocarbons Haloalkanes and Haloarenes Alcohol, Phenols and Ethers Aldehyde and Ketone Carboxylic Acids and Its Derivatives Compounds Containing Nitrogen Polymers Biomolecules Chemistry in Everyday Life Practical Organic Chemistry
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Algebra
Sets and Relations Logarithms Quadratic Equations Sequences and Series Binomial Theorem Permutations and Combinations Probability Vector Algebra Three Dimensional Geometry Matrices and Determinants Statistics Mathematical Reasoning Linear Programming Complex Numbers
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Calculus
Functions Limits, Continuity and Differentiability Differentiation Application of Derivatives Indefinite Integration Definite Integration Area Under The Curves Differential Equations
Coordinate Geometry
Straight Lines and Pair of Straight Lines Circle Parabola
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