1000+ TNPSC Group 2 GK Questions and Answers - 1
Question: 1
The reciprocal of resistance is
(A) Conductance
(B) Specific resistance
(C) Resistivity
(D) Conductivity
Ans: A
Conductance
Question: 2
Which one of the following is not a radioactive element?
(A) Cadmium
(B) Radium
(C) Thorium
(D) Uranium
Ans: A
Cadmium
Question: 3
Nichrome wire is used as the heating element because it has
(A) High specific resistance
(B) High conductivity
(C) Low melting point
(D) Low specific resistance
Ans: A
High specific resistance
Question: 4
In the electrolyte of the cell, current flows from ____
(A) Positive to positive terminal
(B) Negative to negative terminal
(C) Negative to positive terminal
(D) Positive to negative terminal
Ans: C
Negative to positive terminal
Question: 5
Joule's law is verified using
(A) Joule's thermometer
(B) Joule's pyroheliometer
(C) Joule's barometer
(D) Joule's calorimeter
Ans: D
Joule's calorimeter
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