A. Electronic valves
B. Boiler plates, rivets etc.
C. Turbine blades
D. Connecting rod
Related Mcqs:
- 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 - Alinco, which is a aluminium-cobalt-nickel steel, is used for making __________________?
A. Surgical instruments
B. Powerful magnets
C. Chemical equipments
D. Boiler tubes - Which of the following is universally employed as the low expansion metal in the bimetallic thermometer, which is an iron-nickel alloy containing 36% nickel and has very low co-efficient of expansion (1/20th of ordinary metals) ?
A. Invar
B. Constantan
C. Chromel
D. Alumel - Addition of nickel to copper improves its_________________?
A. Machinability
B. Ductility
C. Strength
D. Hardness - Nickel made/clad equipments are suitable for handling________________?
A. Ammonia (both aqueous & anhydrous)
B. Fruit juices, milk & its products and caustic soda solution
C. Nitric acid & hydrochloric acid (concentrated)
D. Sulphuric acid (concentrated) - A steel alloy containing 36% nickel is called _____________________, which has a zero co-efficient of expansion?
A. Austenitic stainless steel
B. Heat resisting steel
C. Invar
D. High speed steel - Presence of nickel in steel improves its_________________?
A. Corrosion resistance
B. Cutting ability
C. Wear resistance
D. All A., B. and C. - Addition of lead, sulphur and phosphorus to low carbon steel helps in improving its__________________?
A. Corrosion resistance
B. Tensile strength
C. Machinability
D. Compressive strength - Addition of _____________ in steel can help in increasing the depth of hardness?
A. Nickel
B. Chromium
C. Vanadium
D. Tungsten - Corrosion resistance of steel is increased by the addition of_________________?
A. Phosphorous and tungsten
B. Nickel and chromium
C. Lead and vanadium
D. Molybdenum and tungsten
