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NEET UG Physics: Electronic Devices — Chapter Test 1

NEET UG • Physics • Electronic Devices • Chapter Test

EasyFREE

15

Questions

20 min

Duration

15

Marks (1 each)

No

Negative marking

Original practice questions with full solutions by ExamPortal.

Instructions

  • • Read each question carefully and pick the correct answer.
  • • You can mark questions for review and come back to them.
  • • Answers are saved automatically.
  • • The test is submitted automatically when time runs out.

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This test is completely free.

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SYLLABUS & QUESTION BLUEPRINT

Sample Practice Questions

Preview 5 sample questions from this 15-question test. Test your knowledge below or take the full exam in timed CBT mode.

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Question 1 of 15
The energy band gap of an insulator is
A
zero
B
small (about 1 eV)
C
large (more than 3 eV)
D
negative
View Correct Answer & Step-by-Step Solution
Correct Option:(C)large (more than 3 eV)

Detailed explanation is available inside the official test attempt review.

Question 2 of 15
In conductors, the valence and conduction bands
A
are far apart
B
overlap
C
do not exist
D
are separated by 5 eV
View Correct Answer & Step-by-Step Solution
Correct Option:(B)overlap

Detailed explanation is available inside the official test attempt review.

Question 3 of 15
In an intrinsic semiconductor, the number of free electrons is
A
more than holes
B
equal to holes
C
less than holes
D
zero
View Correct Answer & Step-by-Step Solution
Correct Option:(B)equal to holes

Detailed explanation is available inside the official test attempt review.

Question 4 of 15
The depletion region of a p-n junction contains
A
free electrons
B
free holes
C
immobile ions
D
no charges
View Correct Answer & Step-by-Step Solution
Correct Option:(C)immobile ions

Detailed explanation is available inside the official test attempt review.

Question 5 of 15
The barrier potential of a silicon p-n junction is about
A
0.3 V
B
0.7 V
C
3 V
D
7 V
View Correct Answer & Step-by-Step Solution
Correct Option:(B)0.7 V

Detailed explanation is available inside the official test attempt review.

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Frequently asked questions

How many questions are there in NEET UG Physics: Electronic Devices — Chapter Test 1?

There are 15 questions to answer in 20 min. Each correct answer gives 1 mark, for a total of 15 marks.

Is there negative marking?

No. Wrong answers do not lose marks, so attempt every question.

Is this mock test free?

Yes, it is completely free. Just log in with your email to start.

What does this test cover?

It covers the chapter "Electronic Devices" of NEET UG Physics. All questions are original, with a full solution for each.

Will I see my result and the solutions?

Yes. Right after you submit you get your score, accuracy, rank and percentile, and you can review every question with the correct answer and a step-by-step explanation.

Can I take this test again?

Yes, you can retake it as many times as you like and compare your scores.