Physics Objective Questions and Answers: Semiconductor Electronics
Explore reliable objective questions for Semiconductor Electronics tailored for NEET learners. Utilizing these Physics multiple-choice formats ensures thorough preparation and strengthens problem-solving speed for upcoming school assessments.
Download Semiconductor Electronics MCQs with Answers
Navigate directly to the 50 objective questions for Semiconductor Electronics using the digital viewer below. Each practice set includes verified answer keys, allowing students to instantly cross-check their work and identify areas requiring further revision.
Question: The conductivity of a semiconductor increases with increase in temperature because
a) number density of carries increases, relaxation time decreases but effect of decrease in relaxation time is much less than increase in number density
b) both number density of carries and relaxation time increase
c) relaxation time increases
d) number density of free current carries increases
Answer: number density of carries increases, relaxation time decreases but effect of decrease in relaxation time is much less than increase in number density
Question: The barrier potential of a p-n junction depends on:
(A) type of semi conductor material
(B) amount of doping
(C) temperature
Which one of the following is correct ?
a) (A), (B) and (C)
b) (B) only
c) (B) and (C) only
d) (A) and (B) only
Answer: (A), (B) and (C)
Question: An oscillator is nothing but an amplifier with
a) positive feedback
b) large gain
c) negative feedback
d) no feedback
Answer: positive feedback
More Questions.....................................
Question: Assertion : A transistor amplifier in common emitter configuration has a low input impedence.
Reason : The base to emitter region is forward biased
a) If both Assertion and Reason are correct and Reason is the correct explanation of Assertion.
b) If both Assertion and Reason are correct, but Reason is not the correct explanation of Assertion
c) If Assertion is correct but Reason is incorrect.
d) If both the Assertion and Reason are incorrect.
Answer: If both Assertion and Reason are correct and Reason is the correct explanation of Assertion.
Question: The temperature dependence of resistances of Cu and undoped Si in the temperature range 300-400 K, is best described by
a) Linear increase for Cu, exponential decrease of Si.
b) Linear decrease for Cu, linear decrease for Si.
c) Linear increase for Cu, linear increase for Si.
d) Linear increase for Cu, exponential increase for Si.
Answer: Linear increase for Cu, exponential decrease of Si.
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Download Multiple Choice Questions: Semiconductor Electronics (NEET Physics)
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FAQs
You can get most exhaustive NEET Physics Semiconductor Electronics MCQs Set 01 for free on StudiesToday.com. These MCQs for NEET Physics are updated for the 2026-27 academic session as per NEET examination standards.
Yes, our NEET Physics Semiconductor Electronics MCQs Set 01 include the latest type of questions, such as Assertion-Reasoning and Case-based MCQs. 50% of the NEET paper is now competency-based.
By solving our NEET Physics Semiconductor Electronics MCQs Set 01, NEET students can improve their accuracy and speed which is important as objective questions provide a chance to secure 100% marks in the Physics.
Yes, Physics MCQs for NEET have answer key and brief explanations to help students understand logic behind the correct option as its important for 2026 competency-focused NEET exams.
Yes, you can also access online interactive tests for NEET Physics Semiconductor Electronics MCQs Set 01 on StudiesToday.com as they provide instant answers and score to help you track your progress in Physics.