TNPSC Group 1,2,4,VAO Online Test Questions & Answers - 1

Question: 1

Logic gate is a digital circuit with

(A) one or more input and one or more output

(B) one or more input and one output

(C) one input and one or more output

(D) one input and one output

Question: 2

In P-type semiconductor, majority charge carries are

(A) protons

(B) electrons

(C) neutrons

(D) holes

Question: 3

In N-type semiconductor, majority charge carriers are

(A) electrons

(B) neutrons

(C) protons

(D) holes

Question: 4

The resistance of a semiconductor _____ in temperature.

(A) decrease with decrease

(B) decrease with increase

(C) increases with decrease

(D) increase with increase

Question: 5

Base current is usually measured in

(A) nanoamperes

(B) amperes

(C) milliamperes

(D) microamperes