TNPSC General Awareness Quiz Questions and Answers - 2
Question: 6
Phosphor-bronze wire is used for suspension in a moving coil galvanometer, because it has
(A) Small couple per unit twist
(B) Large couple per unit twist
(C) High conductivity
(D) High resistivity
Ans: A
Small couple per unit twist
Question: 7
The position of the metal in the thermoelectric series depends upon
(A) Density of the material
(B) Elasticity of the material
(C) Resistance of the material
(D) Temperature
Ans: D
Temperature
Question: 8
The material through which electric charge can flow easily is
(A) Copper
(B) Mica
(C) Quartz
(D) Germanium
Ans: A
Copper
Question: 9
In the electric field, the velocity with which the free electrons get drifted towards the positive terminal is called
(A) Drift velocity
(B) Angular velocity
(C) Terminal velocity
(D) Instantaneous velocity
Ans: A
Drift velocity
Question: 10
Joule’s heating effect is undesirable
(A) Electric toasters
(B) Transformers
(C) Dynamoes
(D) Both (b) and (c)
Ans: D
Both (b) and (c)
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