100+ TNPSC Group 2 Exam Previous Year Question Paper with Answers - 1
Question: 1
The reciprocal of specific resistance is
(A) Resistance
(B) Conductive resistance
(C) Specific conductance
(D) Plate resistance
Ans: C
Specific conductance
Question: 2
Electro motive force is most closely related to
(A) Magnetic field
(B) Electric field
(C) Mechanical force
(D) Potential difference
Ans: D
Potential difference
Question: 3
Fuse wire should have
(A) High resistance, low melting point
(B) High resistance, high melting point
(C) Low resistance, low melting point
(D) Low resistance, high melting point
Ans: A
High resistance, low melting point
Question: 4
The coil of an electric heater is made of
(A) Aluminium
(B) Tungsten
(C) Nichrome
(D) Silver
Ans: C
Nichrome
Question: 5
A fuse wire is made of
(A) An alloy of tin and aluminium
(B) An alloy of tin and copper
(C) An alloy of nickel and chromium
(D) An alloy of tin and lead
Ans: D
An alloy of tin and lead
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