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

Question: 2

Which one of the following is not a radioactive element?

(A) Cadmium

(B) Radium

(C) Thorium

(D) Uranium

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

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

Question: 5

Joule's law is verified using

(A) Joule's thermometer

(B) Joule's pyroheliometer

(C) Joule's barometer

(D) Joule's calorimeter