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1
MHT CET 2023 10th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Identify the mismatch out of the following.

A
Zener diode - voltage regulator.
B
Photodiode-optocouplers.
C
Solar cell - Electrical energy into light.
D
Light emitting diode - optical communication.
2
MHT CET 2023 9th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

In the reverse biasing of a p-n junction diode :

A
the width of the depletion layer decreases.
B
the width of the depletion layer increases.
C
the number of minority charge carriers increase.
D
the number of majority charge carriers increase.
3
MHT CET 2023 9th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

In a transistor, in common emitter configuration, the ratio of power gain to voltage gain is

A
$$\alpha$$
B
$$\frac{\beta}{\alpha}$$
C
$$\beta \alpha$$
D
$$\beta$$
4
MHT CET 2023 9th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

If the frequency of the input voltage is $$50 \mathrm{~Hz}$$, applied to a (a) half wave rectifier and (b) full wave rectifier. The output frequency in both cases is respectively

A
$$50 \mathrm{~Hz}, 50 \mathrm{~Hz}$$
B
$$50 \mathrm{~Hz}, 100 \mathrm{~Hz}$$
C
$$100 \mathrm{~Hz}, 100 \mathrm{~Hz}$$
D
$$100 \mathrm{~Hz}, 50 \mathrm{~Hz}$$
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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
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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
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Functions Limits, Continuity and Differentiability Differentiation Application of Derivatives Indefinite Integration Definite Integration Area Under The Curves Differential Equations
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Straight Lines and Pair of Straight Lines Circle Parabola Ellipse Hyperbola
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