Content protected from screenshots
GKFix.in
General Knowledge
Categories
Concept Builder Quiz
About Us
Start Quiz
Home
My Profile
General Knowledge
Categories
Concept Builder
Start Quiz
Logout
GKFix MCQ Question
Test your knowledge and learn something new
Home
ELECTRONIC DEVICES
Question #90698
Back to Home
View All ELECTRONIC DEVICES Questions
24 Views
Question
What material was used in early radio wave detectors with a metal point contact?
A. Silicon
B. Germanium
C. Arsenic
D. Galena
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What is the voltage at the center tap usually considered as?
24
When did the foundation of modern semiconductor electronics begin?
34
A convex lens forms an image at 120 cm when the object is at 40 cm. This image serves as a virtual o...
28