1000+ Electrical Engineering Materials MCQ Questions & Answers - 1

Question: 1

Commonly used conducting materials are

(A) aluminium

(B) copper

(C) both a and b

(D) copper and silver

Ans: C

both a and b

Question: 2

Superconductor are becoming popular for use in

(A) generating regions free from magnetic field

(B) generating electrostatic field

(C) manufacture of bubble memories

(D) generating very strong magnetic field

Ans: D

generating very strong magnetic field

Question: 3

Which of the following material is not a semiconductor?

(A) gallium arsenide

(B) selenium

(C) germanium

(D) silica

Ans: D


Question: 4

Which of the following materials is used for making coils of standard resistances?

(A) manganin

(B) nichrome

(C) copper

(D) platinum

Ans: A


Question: 5

Which of the following is a semiconductor material?

(A) aluminium

(B) silicon

(C) rubber

(D) phosphorous

Ans: B


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