WIRES JOINTS SOLDERING UG CABLES - Quiz

1) What does the number 1.40 represent if a stranded conductor is designated as 7/1.40?

Area of cross section Radius of one conductor Diameter of all conductor Diameter of each conductor

2) What is the value of electrical conductivity of aluminium conductor?

61 mho/m 56 mho/m 35 mho/m 28 mho/m

3) What is the rating factor of cable provided with coarse excess current protection?

1.11 1.23 0.81 0.707

4) What is the size of neutral conductor compared to phase conductor in U.G cable?

Same size of phase conductor Half size of phase conductor 1/4 size of phase conductor 1/3 size of phase conductor

5) Which method of soldering is used for repairing the vehicle body?

Dip soldering Soldering with flame Soldering with soldering iron Soldering with soldering gun