Nickel base alloys with __________ are known as monel metal.

Invar tapes used for measuring base lines, is made of nickel-iron alloy containing nickel

A

24 %

B

36 %

C

40 %

D

60 %

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

Spark plugs, ignition tubes and electrodes are made of nickel __________ alloys.

A

Beryllium

B

Manganese

C

Copper

D

Iron

Basic constituents of Monel metal are

A

Nickel, copper

B

Nickel, molybdenum

C

Zinc, tin, lead

D

Nickel, lead and tin

Monel metal contains

A

63 to 67% nickel and 30% copper

B

88% copper and 10% tin and rest zinc

C

Alloy of tin, lead and cadmium

D

Malleable iron and zinc

Monel metal is an alloy of

A

Nickel and copper

B

Nickel and chromium

C

Nickel, Chromium and iron

D

Copper and chromium

Which of the following alloys does not contain nickel?

A

Chlorinet - 2 alloy

B

Monel

C

Inconel

D

Babbit metal

Tin base and lead base alloys are used for bearing materials. Tin compared to lead has lower

A

Price

B

Corrosion resistance

C

Thermal conductivity

D

Abundant availability

Monel alloy is

A

The costliest of all the alloys of nickel

B

Not suitable for making kitchen utensils

C

Used for making steam valves and turbine blades as it resists steam attack at high temperature

D

Not used in cast and wrought forms

Moment of inertia of a triangular section of base (b) and height (h) about an axis passing through its vertex and parallel to the base, is __________ than that passing through its C.G. and parallel to the base.

A

Nine times

B

Six times

C

Four times

D

Two times

Nickel base alloys with __________ are known as monel metal.

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