Which of the following pipes is least corrosion resistant__________________?

Related Mcqs:

The percentage of carbon in grey iron castings usually varies between __________________?

A. 0.5 to 1% B. 1 – 2% C. 2.5 to 4.5% D. 5 – 7% E. 7-9%....

Induction hardening is the process of_____________________?

A. hardening surface of workpiece to ob-tain hard and wear resistant surface B. heating and cooling rapidly C. increasing hardness throughout D. inducing hardness by continuous process E. hardening core...

Cast iron is characterised by minimum of following %age of carbon_________________?

A. 0.2% B. 0.8% C. 1.3% D. 2% E. 6.3%....

The following element can’t impart high strength at elevated temperature__________________?

A. manganese B. magnesium C. nickel D. silicon E. none of the above...

Neutral solution is one which has pH value__________________?

A. greater than 7 B. less than 7 C. equal to 7 D. pH value has nothing to do with neutral solution E. none of the above...