Conductors and Insulation MCQ - Electrician (Set-1) with Answers

Conductors and Insulation MCQ - Electrician (Set-1) with Answers

71) In SMD, the wattage required for soldering iron is

Answer is:

15 or 25 watts

72) Which materials is the good conductor of current from the following ?

Answer is:

Copper

73) A solid substance (conductor) or an insulated conductor subjected to tensile stress with or without screen is called

Answer is:

wire

74) If the cable contains one or more cores each formed as a group of wires, having small diameter is known as

Answer is:

flexible cable

75) Which is the main property of insulating material ?

Answer is:

High dielectric strength