A. Ferromagnetic above its curie point (i.e., 415°C)
B. Having h.c.p. crystal lattice
C. Ferromagnetic at room temperature
D. Not resistant to oxidation at high temperature
Related Mcqs:
- 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 - Alinco, which is a aluminium-cobalt-nickel steel, is used for making __________________?
A. Surgical instruments
B. Powerful magnets
C. Chemical equipments
D. Boiler tubes - Nickel base alloys with ______________ are known as monel metal?
A. Zinc
B. Tin
C. Copper
D. Molybdenum - German silver is an alloy of copper, nickel and________________?
A. Zinc
B. Silver
C. Tin
D. Lead - 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 - Which of the following alloys does not contain nickel ?
A. Chloro, et-2 alloy
B. Monel
C. Inconel
D. Babbitt 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 - 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) - Which of the following alloys does not contain nickel ?
A. Chlorinet – 2 alloy
B. Monel
C. Inconel
D. Babbitt metal
