Addition of _______________ to steel does not help in improving its machinability ?

Related Mcqs:

Rain drops falling through atmospheric air attain limited terminal velocity, because of ____________________?

A. Upward thrust due to air B. Viscous force exerted by air C. Surface tension effects of water D. Force of gravity...

Minimum safe distance between two liquid fuel storage tanks is equal to (where, H = height of the tank) ?

A. H B. H/2 C. H/4 D. H/6...

The pressure outside a bubble/droplet of liquid is ________________ the internal pressure?

A. Greater than B. Less than C. Equal to D. Unpredictable; depends on the bubble size...

The majority charge carriers in p-type silicon are______________________?

A. Free electrons B. Ions C. Conduction electrons D. Holes...

Brazing is the joining of metals_____________________?

A. Without melting the base metal B. With a non-ferrous filler C. Both A. & B. D. Neither A. nor (B)...