Related Questions

Nickel percentage in invar which is an iron-nickel alloy, and is used as a thermocouple material is
A 12
B 36
C 54
D 68
Invar tapes used for measuring base lines, is made of nickel-iron alloy containing nickel
A 24 %
B 36 %
C 40 %
D 60 %
Nickel is a non-magnetic material.
A True
B False
Nickel as a material of construction
A Is used as an alloying element for both ferrous & non-ferrous alloys
B Is paramagnetic below 415°C (its Curie temperature)
C Dimagnetic
D Has a body centred cubic (bcc) crystal lattice structure
Nimonic contains __________ percentage of nickel as that of Inconel.
A Same
B Less
C More
D None of these
Materials used for making permanent magnets containing iron and nickel are made by __________ technique.
A Powder metallurgy
B Casting
C Forging
D None of these
Nickel base alloys with __________ are known as monel metal.
A Zinc
B Tin
C Copper
D Molybdenum
Nickel and __________ are the alloying element added in steel to increase its toughness.
A Molybdenum
B Chromium
C Vanadium
D Silicon
Nickel is not used as a catalyst in the __________ reaction.
A Shift conversion
B Oil hydrogenation
C Steaming reforming of naphtha
D Ammonia cracking/dissociation
Oil is hydrogenated using nickel catalyst in a __________ reactor.
A Batch
B Slurry
C Fluidised bed
D Fixed bed

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