WIRES JOINTS SOLDERING UG CABLES - Practice Mode

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

Correct Answer: 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

Correct Answer: 35 mho/m

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

1.11 1.23 0.81 0.707

Correct Answer: 0.81

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

Correct Answer: Half 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

Correct Answer: Soldering with flame

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