To counteract the bad effects of strain hardening on a cold formed part, it must be

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To counteract the bad effects of strain hardening on a cold formed part, it must be

A. Tempered

B. Normalised

C. Annealed

D. Hardened

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Powder metallurgy process does not make metal powder by

A. Atomisation

B. Grinding/milling

C. Hammering

D. Electrolytic deposition

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__________ furnace is generally used in the non-ferrous foundries.

A. Direct arc

B. Indirect arc

C. Resistance

D. Induction

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__________ property of steel increases by addition of large amount of silicon in it.

A. Mechanical

B. Machining

C. Magnetic

D. Refractory

Discuss this answer

Particle nature of cathode rays is proved due to the fact that they

A. Travel in a straight line

B. Get deflected by magnetic electric field

C. Produce fluorescence

D. Heat the exposed material

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Adhesives

A. Cant be used in the form of pressure sensitive tapes

B. Cant join two dissimilar metals

C. Cure instantaneously after application on a surface

D. None of these

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Co-efficient of performance of a Carnot cycle refrigerator operating between - 23°C and + 27°C is

A. 3

B. 5

C. 0.5

D. 1.5

Discuss this answer

What is the critical radius of insulation (cms) for a metallic cylinder, if the convective heat transfer co-efficient with the ambient atmosphere is 5 W/m². °K? Thermal conductivity of metal and insulation material are 40 and 0.1 W/m.°K respectively.

A. 2

B. 8

C. 10

D. 40

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In case of brasses, with decreasing zinc percentage and increasing copper percentage, its __________ increases.

A. Percentage elongation

B. Brinell hardness

C. Tensile strength

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

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In practice, the compression ratio of compression-ignition (CI) engine ranges from

A. 15 to 25

B. 5 to 10

C. 40 to 55

D. 60 to 70

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The wet bulb temperature is lower in dry air than in wet air at the same temperature. A dry bulb thermometer registers a higher temperature than a wet bulb thermometer except at __________ percent relative humidity.

A. 0

B. 100

C. 50

D. None of these

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Which of the following is the largest quantum of pressure?

A. 1 kg/cm²

B. 1 bar

C. 1 atmosphere

D. 1 kilo Pascal

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Principal alloying element in Elinvar (used for making hair springs for watches) is

A. Copper

B. Aluminium

C. Nickel

D. Zinc

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The dimensional formula of bulk modulus of elasticity is same as that of the

A. Pressure

B. Density

C. Force

D. None of these

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A psychrometer does not measure the __________ temperature of moist air.

A. Dew point

B. Dry bulb

C. Wet bulb

D. None of these

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Increase in temperature, in general results in the

A. Decrease in the viscosities of both liquids & gases

B. Increase in the viscosities of both liquids & gases

C. Increase in the viscosity of liquids and decrease in that of gases

D. Decrease in the viscosity of liquids and increase in that of gases

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A material being tested for endurance strength is subjected to the __________ load.

A. Impact

B. Completely reversed

C. Dynamic

D. Static & dynamic

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Corrosion rate cannot be lowered by reducing the __________ of the corroding medium.

A. Concentration

B. Velocity

C. Temperature

D. None of these

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Which of the following is not a charge material for cupola?

A. Limestone

B. Iron scrap

C. Iron ore

D. Pig iron

Discuss this answer

Pick out the wrong statement.

A. Copper is the metal having the highest electronic conductivity

B. Hardenability & Weldability of metals are inversely related

C. Covalent bonding formed by sharing of electrons is present in all semi-conductor materials

D. Glass transition temperature applies to 'polymers' but not to 'glasses'

Discuss this answer

X-rays are

A. Positively charged

B. Negatively charged

C. Neutral

D. Of higher wavelength than visible light

Discuss this answer

The most important consideration in value engineering is the

A. Profit maximisation

B. Customer satisfaction

C. Cost reduction

D. Process improvement

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In the formation of cermets, the ratio of ceramic material to metallic material is usually 80:20. Which of the following is a cermet?

A. Zirconia

B. Alumina

C. Bakelite

D. Tungsten carbide

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__________ metal is used as a bearing liner material.

A. Pewter

B. White

C. Babbitt

D. Gun

Discuss this answer

Silicon crystal can be converted to p-type semiconductor by doping with

A. Phosphorous

B. Nitrogen

C. Carbon

D. Boron

Discuss this answer

Primary designation of steel is based on its

A. Hardness & tensile strength

B. Carbon content

C. Iron content

D. Alloying elements content

Discuss this answer

Solidification time of a molten metal in a casting is proportional to (where, V = volume of metal & A = its surface area; in the casting)

A. V/A

B. V/A²

C. V²/A

D. V²/A²

Discuss this answer

Exposure to __________ accelerates the degradation of plastics.

A. Ultraviolet radiation

B. High atmospheric temperature

C. High ambient temperature

D. Damp atmosphere

Discuss this answer

Transition from laminar flow to turbulent flow in fluid flow through a pipe does not depend upon the

A. Length of the pipe

B. Diameter of the pipe

C. Density of the fluid

D. Velocity of the fluid

Discuss this answer

Cold working of a material results in increase in hardness, which is termed as the __________ hardening.

A. Cold

B. Work

C. Age

D. Induction

Discuss this answer

Out of the following the refractive index is the highest for

A. Glass

B. Diamond

C. Brine

D. Kerosene

Discuss this answer

Accepted Answer

C. Annealed

To counteract the bad effects of strain hardening on a cold formed part, it must be

Correct Answer :

Show all Chemical Engineering Basics MCQ

Related Questions

Powder metallurgy process does not make metal powder by

__________ furnace is generally used in the non-ferrous foundries.

__________ property of steel increases by addition of large amount of silicon in it.

Particle nature of cathode rays is proved due to the fact that they

Adhesives

Co-efficient of performance of a Carnot cycle refrigerator operating between - 23°C and + 27°C is

What is the critical radius of insulation (cms) for a metallic cylinder, if the convective heat transfer co-efficient with the ambient atmosphere is 5 W/m². °K? Thermal conductivity of metal and insulation material are 40 and 0.1 W/m.°K respectively.

In case of brasses, with decreasing zinc percentage and increasing copper percentage, its __________ increases.

In practice, the compression ratio of compression-ignition (CI) engine ranges from

The wet bulb temperature is lower in dry air than in wet air at the same temperature. A dry bulb thermometer registers a higher temperature than a wet bulb thermometer except at __________ percent relative humidity.

Which of the following is the largest quantum of pressure?

Principal alloying element in Elinvar (used for making hair springs for watches) is

The dimensional formula of bulk modulus of elasticity is same as that of the

A psychrometer does not measure the __________ temperature of moist air.

Increase in temperature, in general results in the

A material being tested for endurance strength is subjected to the __________ load.

Corrosion rate cannot be lowered by reducing the __________ of the corroding medium.

Which of the following is not a charge material for cupola?

Pick out the wrong statement.

X-rays are

The most important consideration in value engineering is the

In the formation of cermets, the ratio of ceramic material to metallic material is usually 80:20. Which of the following is a cermet?

__________ metal is used as a bearing liner material.

Silicon crystal can be converted to p-type semiconductor by doping with

Primary designation of steel is based on its

Solidification time of a molten metal in a casting is proportional to (where, V = volume of metal & A = its surface area; in the casting)

Exposure to __________ accelerates the degradation of plastics.

Transition from laminar flow to turbulent flow in fluid flow through a pipe does not depend upon the

Cold working of a material results in increase in hardness, which is termed as the __________ hardening.

Out of the following the refractive index is the highest for

Also checkout

To counteract the bad effects of strain hardening on a cold formed part, it must be

Correct Answer :

Show all Chemical Engineering Basics MCQ

Related Questions

Powder metallurgy process does not make metal powder by

__________ furnace is generally used in the non-ferrous foundries.

__________ property of steel increases by addition of large amount of silicon in it.

Particle nature of cathode rays is proved due to the fact that they

Adhesives

Co-efficient of performance of a Carnot cycle refrigerator operating between - 23°C and + 27°C is

What is the critical radius of insulation (cms) for a metallic cylinder, if the convective heat transfer co-efficient with the ambient atmosphere is 5 W/m2. °K? Thermal conductivity of metal and insulation material are 40 and 0.1 W/m.°K respectively.

In case of brasses, with decreasing zinc percentage and increasing copper percentage, its __________ increases.

In practice, the compression ratio of compression-ignition (CI) engine ranges from

The wet bulb temperature is lower in dry air than in wet air at the same temperature. A dry bulb thermometer registers a higher temperature than a wet bulb thermometer except at __________ percent relative humidity.

Which of the following is the largest quantum of pressure?

Principal alloying element in Elinvar (used for making hair springs for watches) is

The dimensional formula of bulk modulus of elasticity is same as that of the

A psychrometer does not measure the __________ temperature of moist air.

Increase in temperature, in general results in the

A material being tested for endurance strength is subjected to the __________ load.

Corrosion rate cannot be lowered by reducing the __________ of the corroding medium.

Which of the following is not a charge material for cupola?

Pick out the wrong statement.

X-rays are

The most important consideration in value engineering is the

In the formation of cermets, the ratio of ceramic material to metallic material is usually 80:20. Which of the following is a cermet?

__________ metal is used as a bearing liner material.

Silicon crystal can be converted to p-type semiconductor by doping with

Primary designation of steel is based on its

Solidification time of a molten metal in a casting is proportional to (where, V = volume of metal & A = its surface area; in the casting)

Exposure to __________ accelerates the degradation of plastics.

Transition from laminar flow to turbulent flow in fluid flow through a pipe does not depend upon the

Cold working of a material results in increase in hardness, which is termed as the __________ hardening.

Out of the following the refractive index is the highest for

Also checkout

What is the critical radius of insulation (cms) for a metallic cylinder, if the convective heat transfer co-efficient with the ambient atmosphere is 5 W/m². °K? Thermal conductivity of metal and insulation material are 40 and 0.1 W/m.°K respectively.