A. Lead
B. Tin
C. Nickel
D. Zinc
Related Mcqs:
- German silver is an alloy of copper, nickel and________________?
A. Zinc
B. Silver
C. Tin
D. Lead - Which of the following is not an alloy of copper ?
A. Muntz metal
B. Admiralty gun metal
C. German silver
D. Pewter metal - An alloy used as thermocouple material comprises of 40% nickel and 60% copper. It is called____________________?
A. Constantan
B. Kanthal
C. Chromel
D. German silver - Which of the following is an alloy of nickel and copper ?
A. Hastelloy
B. Duriron
C. Monel
D. Inconel - Gunmetal and bronze are not corroded by the action of__________________?
A. Wet chlorine
B. Synthetic detergent solution
C. Hydrochloric acid (10%)
D. Nitric acid (< 25%) - __________________ does not contain copper as an alloying element?
A. Nichrome
B. Manganin
C. Perminvar
D. Monel metal - Addition of nickel to copper improves its_________________?
A. Machinability
B. Ductility
C. Strength
D. Hardness - Maximum consumption of copper is in__________________?
A. Utensil manufacture
B. Electrical industry
C. Industrial equipment manufacture
D. Small scale industries - Nickel and copper are the basic constituents of__________________?
A. Hastelloy
B. Monel metal
C. German silver
D. Inconel - Copper has very low________________?
A. Malleability
B. Ductility
C. Tensile strength
D. Thermal & electrical conductivity
