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
silica
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
manganin
Question: 5
Which of the following is a semiconductor material?
(A) aluminium
(B) silicon
(C) rubber
(D) phosphorous
Ans: B
silicon
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