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Chapters
2: Mechanical Properties of Fluids
3: Kinetic Theory of Gases and Radiation
4: Thermodynamics
5: Oscillations
6: Superposition of Waves
7: Wave Optics
8: Electrostatics
9: Current Electricity
10: Magnetic Fields due to Electric Current
11: Magnetic Materials
12: Electromagnetic induction
13: AC Circuits
14: Dual Nature of Radiation and Matter
15: Structure of Atoms and Nuclei
▶ 16: Semiconductor Devices
![Balbharati solutions for Physics [English] 12 Standard HSC Maharashtra State Board chapter 16 - Semiconductor Devices - Shaalaa.com](/images/physics-english-12-standard-hsc-maharashtra-state-board_6:60ec3c6386c44147a5060ebeda74b4c4.JPG "Balbharati solutions for Physics [English] 12 Standard HSC Maharashtra State Board chapter 16 - Semiconductor Devices")
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Solutions for Chapter 16: Semiconductor Devices
Below listed, you can find solutions for Chapter 16 of Maharashtra State Board Balbharati for Physics [English] 12 Standard HSC Maharashtra State Board.
Balbharati solutions for Physics [English] 12 Standard HSC Maharashtra State Board 16 Semiconductor Devices Exercises [Pages 363 - 364]
In a BJT, the largest current flow occurs ______.
In the emitter
In the collector
In the base
Through CB junction
Choose the correct option:
A Series resistance is connected in the Zener diode circuit to ______.
Properly reverse bias the Zener
Protect the Zener
Properly forward bias the Zener
Protect the load resistance
An LED emits visible light when it's ______.
Junction is reverse biased.
Depletion region widens.
Holes and electrons recombine.
The junction becomes hot.
Choose the correct option.
Solar cell operates on the principle of ______.
Diffusion
Recombination
Photovoltaic action
Carrier flow
Choose the correct option:
A logic gate is an electronic circuit which ______.
Makes logical decisions
Allows electron flow only in one direction
Works using binary algebra
Alternates between 0 and 1 value
Why is the base of a transistor made thin and is lightly doped?
Answer in brief.
How is a Zener diode different than an ordinary diode?
Answer in brief.
On which factors does the wavelength of light emitted by a LED depend?
Answer in brief.
Why should a photodiode be operated in reverse biased mode?
State the principle of solar cells.
Answer in brief.
State the uses of the solar cell.
Draw the circuit diagram of a half-wave rectifier. Explain its working. What is the frequency of ripple in its output?
Why do we need filters in a power supply?
Draw a neat diagram of a full-wave rectifier and explain it’s working.
Explain how a Zener diode maintains a constant voltage across a load.
Explain the forward and the reverse characteristic of a Zener diode.
Explain the working of a LED.
Explain the construction and working of the solar cells.
Explain the principle of operation of a photodiode.
What is a logic gate?
What do you mean by a truth table?
What do you mean by a Boolean expression?
What is a logic gate?
Write the truth table and Boolean expression for an AND gate.
What are the uses of logic gates?
Why is a NOT gate known as an inverter?
Write the Boolean expressions for an OR gate.
Write the truth table and Boolean expression for an AND gate.
Write the Boolean expressions for NAND Gate.
Why are the emitter, the base, and the collector of a BJT doped differently?
Which method of biasing is used for operating a transistor as an amplifier?
Define α.
Define β
Derive the relation between α and β.
The common-base DC current gain of a transistor is 0.967. If the emitter current is 10mA. What is the value of base current?
In a common-base connection, a certain transistor has an emitter current of 10mA and a collector current of 9.8 mA. Calculate the value of the base current.
In a common-base connection, the emitter current is 6.28 mA and the collector current is 6.20 mA. Determine the common-base DC current gain.
Solutions for 16: Semiconductor Devices
Balbharati solutions for Physics [English] 12 Standard HSC Maharashtra State Board chapter 16 - Semiconductor Devices
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Concepts covered in Physics [English] 12 Standard HSC Maharashtra State Board chapter 16 Semiconductor Devices are p-n Junction Diode as a Rectifier, Special Purpose Junction Diodes, Bipolar Junction Transistor (BJT), Basics of Semiconductor Devices, Basics of Logic Gates.
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