What is a primary application of a phototransistor?

Question

Physics · Semiconductor Devices

Verified Solution4 OptionsUpdated: October 2026👁️1 View

Share:

Correct answer

Used as a light-controlled switch

Save this question and verified answer as a clean study sheet with live clickable link.

👥

Challenge your peer aspirants on WhatsApp or Telegram to solve this question!

Online Test Series

Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.

Chapter Practice

Want more practice questions on Semiconductor Devices?

Solve complete topic-wise tests with detailed solutions on GkGet.

Recommended practice questions in Physics · Semiconductor Devices

Which movement aimed to promote Khadi, a hand-spun and handwoven cloth native to India?

Who were prominent leaders associated with the initial phase of the Telangana Rebellion (1946-1951) against the Nizam's rule and feudal landlords?

What was the immediate trigger for the Revolt of 1857?

Answer 1

Used as an AM radio demodulator

Answer 2

Used as a light-controlled switch

Answer 3

Used as a high-frequency RF oscillator

Answer 4

Used in analog computer comparator circuits

Related Practice Questions