NEET
Physics

Types Of Semiconductors

Low Priority
Consistency: 30%
Weightage: 6 / 20 Yrs

High-Yield Trend

1
2021
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2020
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2019
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2013
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2011
1
2010

Questions
6 MCQs

01
PYQ 2010
easy
physics ID: neet-201

Which one of the following statements is false?

1. Pure Si doped with trivalent impurities gives a p-type
semiconductor.
2. The majority of carriers in an n-type semiconductor are holes.
3. The minority carriers in a p-type semiconductor are electrons.
4. The resistance of intrinsic semiconductors decreases with an
increase in temperature.

1
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2
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3
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02
PYQ 2011
easy
physics ID: neet-201
If a small amount of antimony is added to germanium crystal:
1. the antimony becomes an acceptor atom
2. there will be more free electrons than holes in the semiconductor
3. its resistance is increased
4. it becomes a type semiconductor

1
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2
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03
PYQ 2013
easy
physics ID: neet-201
In an type semiconductor, which of the following statement is true?
1. Electrons are minority carriers and pentavalent atoms are dopants.
2. Holes are minority carriers and pentavalent atoms are dopants.
3. Holes are the majority carriers and trivalent atoms are dopants.
4. Electrons are the majority carriers and trivalent atoms are dopants.
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2
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04
PYQ 2019
easy
physics ID: neet-201

For a type semiconductor, which of the following statements is true?

1. Electrons are the majority carriers and pentavalent atoms are the dopants.
2. Electrons are the majority carriers and trivalent atoms are the dopants.
3. Holes are the majority carriers and trivalent atoms are the dopants.
4. Holes are the majority carriers and pentavalent atoms are the dopants.
1
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2
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3
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05
PYQ 2020
easy
physics ID: neet-202

An intrinsic semiconductor is converted into an type extrinsic semiconductor by doping it with:
1. phosphorous
2. aluminium
3. silver
4. germanium

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3
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06
PYQ 2021
medium
physics ID: neet-202

The electron concentration in an type semiconductor is the same as the hole concentration in a type semiconductor. An external field (electric) is applied across each of them. Compare the currents in them.

1. current in type current in type.
2. no current will flow in type, current will only flow in type.
3. current in type current in type.
4. current in type current in type.
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Preparing Types Of Semiconductors for NEET

Types Of Semiconductors is a specific sub-topic that frequently appears in the NEET examination. Understanding the underlying principles and practicing targeted questions is key to mastering this concept.

The questions compiled above are previous year questions (PYQs) directly related to Types Of Semiconductors. Practicing these specific questions helps you understand the difficulty level and the examiner's approach to this topic.

Topic Frequently Asked Questions

Is Types Of Semiconductors a high-weightage topic?

You can refer to the priority and consistency badges at the top of this page. High priority topics should be thoroughly revised multiple times before the exam.

Should I memorize the solutions?

No, it is highly recommended to understand the core concept and methodology behind each solution rather than memorizing them, as exact questions are rarely repeated, but the concepts definitely are.