Physics GK 24 - Electronics Basics

12345
1.
Edwin Howard Armstrong was an inventor of which of the following technologies?
2.
Crystals of which of the following naturally-occuring substance exhibits both ‘pyroelectric’ and ‘piezoelectric’ properties making it versatile for application in the field of electronics?
3.
When is a p-n diode said to be forward biased?
4.
What is a p-n diode said to be in reverse-bias?
5.
What is the minimum number of logic gates in a VLSI?
These questions have been sourced from GKToday's "40000+ GK / General Studies MCQs for SSC & State PCS Exams" App Exclusive Course in GKToday Android Application which provides more than 40K General Knowledge and General Studies questions with explanations asked in all Competitive Exams of India.