10. Electrical resistor bars are made of
o zirconia
o silicon carbide
o alumina
o graphite
o zirconia
o silicon carbide
o alumina
o graphite
Ans: B
Showing posts with label Refractory Technology interview Questions And Answers. Show all posts
Showing posts with label Refractory Technology interview Questions And Answers. Show all posts
Friday, 28 April 2017
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