Home › CBSE Class 12 (Science) › Physics › Semiconductor Electronics: Materials, Devices and Simple Circuits › In an NPN transistor, which layer is sandwiched …
In an NPN transistor, which layer is sandwiched in the middle?
Ap-type
Bn-type
CMetal
DIntrinsic
Answer & Solution
Correct answer: A. p-type
An NPN device has two n-type outer layers with a p-type base between them.
Related questions
Besides powering devices, rectifiers can detect what?What does the p in p-type stand for?Why is n-type material so called?Why are field-effect transistors called unipolar?In a Schottky junction, what replaces the n-type semiconductor?In a varactor diode, reverse bias varies which property?Solar cells and LEDs are essentially built from what?A semiconductor diode is made of which arrangement?