Graphite is corroded by_________________?

Related Mcqs:

Maximum consumption of lead is in the manufacture of _________________________?

A. Storage batteries B. Solder alloys C. Electric cable sheathing D. Lead lined vessels...

Which one occupies the lowermost position in the electromotive series of metals ?

A. Aluminium B. Noble metals (Ag, Pt, Au) C. Zinc D. Alkali metals (K, Na, Li)...

Carbon content in steel is ___________________ percent?

A. 0.1-2 B. 4-6 C. 2-4 D. 0.001-0.01...

Age hardening is concerned with_________________?

A. Copper B. Brass C. Duralumin D. Silver...

Molybdenum steels containing 0.15 to 0.40% molybdenum___________________?

A. Are prone to temper brittleness B. Are used for automobile parts like gears, axle, shaft, bearings etc. C. Have very poor fatigue resistance D. Do not contain nickel or chromium or both...