Set 6 Practice Mode

Set Completed!

0 / 5

0%

Q12878
Permalink
Which insulator is used in over head lines?
Q12879
Permalink
Which insulating material is used for making switches?
Q12880
Permalink
What is the name of the property of an insulation that should brake down or puncture on application of high voltage?
Q12881
Permalink
Which alloy steel is using for making precious instrument?
Q12882
Permalink
Which steel is used for making files and cold chisel?