A. Extrusion
B. Cold working
C. Forging
D. Electroforming
Related Mcqs:
- Lead pipes are not safe for carrying drinking water, because water, containing dissolved oxygen attacks lead thereby forming poisonous Pb(OH)2. Lead pipes are readily corroded by___________________?
A. Dilute HCl
B. Acetic acid
C. Concentrated H2SO4
D. None of these - Lead pipes are not safe for carrying drinking water because water containing dissolved oxygen attacks lead thereby forming poisonous Pb (OH)2. Lead pipes are readily corroded by_________________?
A. Dilute HCI
B. Acetic acid
C. Concentrated H2SO4
D. None of these - Steel balls for ball bearings are generally made of ______________ steel?
A. Cast
B. Stainless
C. Free carbon
D. Carbon chrome - Mild steel is a/an ______________ steel?
A. Low carbon
B. Medium carbon
C. High carbon
D. High alloy - Addition of ______________ to the steel helps in increasing the residual magnetism in steel used for making magnets?
A. Chromium
B. Nickel
C. Tungsten
D. Cobalt - Cast iron and steel pipes are produced by ____________ casting?
A. Die
B. Investment
C. Slush
D. True centrifugal - Pipes for bi-cycle frames are made of _____________ steel?
A. Hot rolled
B. Chrome carbon
C. Cold rolled
D. Stainless - Ball bearings are normally made of _____________ steel?
A. High speed
B. High carbon
C. Chrome
D. Silicon - Cold worked steel parts are normally subjected to_________________?
A. Normalising
B. Hardening
C. Annealing
D. Shot peening - Fermenter used in the production of penicillin by deep fermentation process is a ______________ lined steel vessel ?
A. Rubber
B. Monel
C. Glass
D. Nickel
