Which of the following heat treatment processes is usually applied to castings?

Question

Which of the following heat treatment processes is usually applied to castings?

A. Tempering

B. Annealing

C. Normalising

D. Carburising

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Boiler tube size is specified by its thickness and __________ diameter.

A. Outside

B. Inside

C. Mean

D. None of these

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What is the range of tempering temperature (°C) for most of the materials?

A. 75-100

B. 200-300

C. 350-450

D. 500-600

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Globular form of cementite is formed during the __________ process.

A. Spheroidising

B. Hardening

C. Annealing

D. Normalising

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Which of the following rays has the least wavelength?

A. Ultraviolet rays

B. Infrared rays

C. Cosmic rays

D. X-rays

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Maximum hardenability of steel depends upon its

A. Chemical composition

B. Carbon content

C. Grain size

D. Alloying elements content

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Which of the following is resistant to the action of both heat & chemicals?

A. Borosilicate glass

B. Silica glass

C. Soda lime glass

D. None of these

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The main charge in blast furnace is usually

A. Iron ore & coke

B. Iron ore, coke & air

C. Limestone, coke & iron ore

D. Limestone, sand & iron ore

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Brittleness induced due to the presence of sulphur in steel can be reduced by adding

A. Manganese

B. Magnesium

C. Vanadium

D. Copper

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The temperature at which ferromagnetic material can no longer be magnetised by the outside forces, is termed as the

A. Critical point

B. Curie temperature

C. Inversion temperature

D. Eutectic temperature

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The approximate height of a blast furnace having a useful volume of 2000 m³ is about __________ metres

A. 25

B. 35

C. 55

D. 75

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'Ice point' is designated on Fahrenheit temperature scale by

A. 0°

B. 32°

C. 62°

D. 212°

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at 1173E; at equilibrium, what will be the number of moles of CO gas required to reduce one mole of at 1173 K?

A. 1.0

B. 1.3

C. 2.3

D. 3.3

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Which of the following phenomenon will exhibit the minimum heat transfer?

A. Boiling

B. Forced convection in air

C. Free convection in air

D. Conduction in air

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Brazing is the joining of metals

A. Without melting the base metal

B. With a non-ferrous filler

C. Both (A) & (B)

D. Neither (A) nor (B)

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All the atoms of the world comprise of electrons, proton & neutron except that of __________ atom in which neutron is absent.

A. Deuterium

B. Hydrogen

C. Neon

D. Helium

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Which of the following contributes maximum as main source of sulphur in the blast furnace charge?

A. Sinter

B. Coke

C. Iron ore

D. Limestone

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Wavelength of radiation emitted by a body depends on the __________ of its surface.

A. Temperature

B. Area

C. Nature

D. All 'a', 'b' & 'c'

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Absolute zero, pressure will occur, when the molecular momentum of the system becomes zero. A liquid will cease to exist as liquid at

A. High vacuum

B. Zero pressure

C. 0°K

D. Earth's centre

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Load cells used for the measurement of weight has

A. Compact & rugged construction with an accuracy of 0.1 to 1%

B. No moving parts and incurs negligible deflection under load

C. Provision of thermal compensation and is hermetically sealed

D. All 'a', 'b' & 'c'

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Temperature profile along the length of a gasgas counter flow heat exchanger is correctly represented by

A.

B.

C.

D.

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Consideration of the creep is the most important in case of the

A. Blades of gas turbine

B. Piston of an I. C. engine

C. Flywheel of steam engine

D. Cycle chain

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M10 index of coke indicates its

A. Compressive strength

B. Hardness

C. Abrasion resistance

D. Impact strength

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__________ is the trade name assigned to a nonferrous cast alloy composed of cobalt, chromium & tungsten.

A. Stellite

B. High speed steel

C. Cermet

D. Alnico

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Moist climate is the most favourable factor in the site selection far a

A. Steel plant

B. Textile factory

C. Petroleum refinery

D. Coke oven battery

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The materials which fracture even at small strains are termed as brittle, while those materials which exhibit an appreciable deformation before failure are termed as

A. Rigid

B. Tough

C. Ductile

D. Plastic

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The most commonly used moderator in nuclear power plants is

A. Graphite

B. Light water

C. Heavy water

D. Beryllium

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Lead is poured into the joints between two __________ pipes.

A. Cast iron

B. Steel

C. Concrete

D. Plastic

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Out of the following, the most malleable material is

A. Copper

B. Aluminium

C. Wrought iron

D. Lead

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Metalloids

A. Are good conductor of heat & electricity

B. Act as electron donors with metals & as electron acceptor with non-metals

C. Are not necessarily solids at room temperature

D. Are compounds that exhibit both metallic & non-metallic properties to some extent and are exemplified by elements like germanium, silicon & boron

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Solute atoms which cause yield point phenomenon in mild steel are/is

A. Aluminium

B. Boron

C. Carbon

D. Nitrogen

Discuss this answer

Accepted Answer

D. Carburising

Which of the following heat treatment processes is usually applied to castings?

Correct Answer :

Show all Chemical Engineering Basics MCQ

Related Questions

Boiler tube size is specified by its thickness and __________ diameter.

What is the range of tempering temperature (°C) for most of the materials?

Globular form of cementite is formed during the __________ process.

Which of the following rays has the least wavelength?

Maximum hardenability of steel depends upon its

Which of the following is resistant to the action of both heat & chemicals?

The main charge in blast furnace is usually

Brittleness induced due to the presence of sulphur in steel can be reduced by adding

The temperature at which ferromagnetic material can no longer be magnetised by the outside forces, is termed as the

The approximate height of a blast furnace having a useful volume of 2000 m³ is about __________ metres

'Ice point' is designated on Fahrenheit temperature scale by

at 1173E; at equilibrium, what will be the number of moles of CO gas required to reduce one mole of at 1173 K?

Which of the following phenomenon will exhibit the minimum heat transfer?

Brazing is the joining of metals

All the atoms of the world comprise of electrons, proton & neutron except that of __________ atom in which neutron is absent.

Which of the following contributes maximum as main source of sulphur in the blast furnace charge?

Wavelength of radiation emitted by a body depends on the __________ of its surface.

Absolute zero, pressure will occur, when the molecular momentum of the system becomes zero. A liquid will cease to exist as liquid at

Load cells used for the measurement of weight has

Temperature profile along the length of a gasgas counter flow heat exchanger is correctly represented by

Consideration of the creep is the most important in case of the

M10 index of coke indicates its

__________ is the trade name assigned to a nonferrous cast alloy composed of cobalt, chromium & tungsten.

Moist climate is the most favourable factor in the site selection far a

The materials which fracture even at small strains are termed as brittle, while those materials which exhibit an appreciable deformation before failure are termed as

The most commonly used moderator in nuclear power plants is

Lead is poured into the joints between two __________ pipes.

Out of the following, the most malleable material is

Metalloids

Solute atoms which cause yield point phenomenon in mild steel are/is

Also checkout

Which of the following heat treatment processes is usually applied to castings?

Correct Answer :

Show all Chemical Engineering Basics MCQ

Related Questions

Boiler tube size is specified by its thickness and __________ diameter.

What is the range of tempering temperature (°C) for most of the materials?

Globular form of cementite is formed during the __________ process.

Which of the following rays has the least wavelength?

Maximum hardenability of steel depends upon its

Which of the following is resistant to the action of both heat & chemicals?

The main charge in blast furnace is usually

Brittleness induced due to the presence of sulphur in steel can be reduced by adding

The temperature at which ferromagnetic material can no longer be magnetised by the outside forces, is termed as the

The approximate height of a blast furnace having a useful volume of 2000 m3 is about __________ metres

'Ice point' is designated on Fahrenheit temperature scale by

at 1173E; at equilibrium, what will be the number of moles of CO gas required to reduce one mole of at 1173 K?

Which of the following phenomenon will exhibit the minimum heat transfer?

Brazing is the joining of metals

All the atoms of the world comprise of electrons, proton & neutron except that of __________ atom in which neutron is absent.

Which of the following contributes maximum as main source of sulphur in the blast furnace charge?

Wavelength of radiation emitted by a body depends on the __________ of its surface.

Absolute zero, pressure will occur, when the molecular momentum of the system becomes zero. A liquid will cease to exist as liquid at

Load cells used for the measurement of weight has

Temperature profile along the length of a gasgas counter flow heat exchanger is correctly represented by

Consideration of the creep is the most important in case of the

M10 index of coke indicates its

__________ is the trade name assigned to a nonferrous cast alloy composed of cobalt, chromium & tungsten.

Moist climate is the most favourable factor in the site selection far a

The materials which fracture even at small strains are termed as brittle, while those materials which exhibit an appreciable deformation before failure are termed as

The most commonly used moderator in nuclear power plants is

Lead is poured into the joints between two __________ pipes.

Out of the following, the most malleable material is

Metalloids

Solute atoms which cause yield point phenomenon in mild steel are/is

Also checkout

The approximate height of a blast furnace having a useful volume of 2000 m³ is about __________ metres