The property of material, by which a given amount of energy is absorbed by it, without plastic deformation, is called

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The property of material, by which a given amount of energy is absorbed by it, without plastic deformation, is called

A. Resilience

B. Toughness

C. Ductility

D. Impact strength

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__________ is a non volatile film forming constituent of a paint.

A. Thinner

B. Dryer

C. Drying oil

D. None of these

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Air-petrol ratio in an automotive petrol engine is around

A. 14 : 1

B. 22 : 1

C. 25 : 1

D. 4 : 1

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In multipass welds, shot peening is done after each pass to

A. Close the surface porosity

B. Break the continuity of columnar grains

C. Flatten the weldment

D. Introduce texture in the weld

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Direct conversion of thermal energy to electrical energy is facilitated by the

A. Fuel cells

B. Photo voltaic cell

C. Magneto hydrodynamic generator

D. None of these

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The most serious manufacturing defect from fracture toughness point of view is

A. Surface roughness

B. Pores

C. Spherical inclusion

D. Crack

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Pick out the wrong statement.

A. A ferromagnetic material becomes paramagnetic above the 'Curie temperature'

B. Permanent magnets are made of hard materials, whereas electromagnets require soft magnetic materials

C. Soft magnetic materials (e.g., pure iron) have higher permeability and low hysterisis loss and coercive forces

D. Tungsten steel and alnico are not hard magnetic materials

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Hollow shafts can be made as strong as solid shafts by making the twisting moments of both the shafts same. Shafts made by __________ have residual stresses.

A. Forging

B. Cold rolling

C. Hot rolling

D. Casting

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Iron content in Indian iron ore is about __________ percent.

A. 80-85

B. 60-65

C. 40-45

D. 20-25

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Use of flux during soldering is done to

A. Increase fluidity of solder by lowering its melting temperature

B. Prevent oxide formation

C. Wash away surplus solder

D. Full up the joint gap

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Cold chisels hammers are made of

A. High speed steel

B. High carbon steel

C. Forged steel

D. Mild steel

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Primary designation of steel is based on its

A. Hardness & tensile strength

B. Carbon content

C. Iron content

D. Alloying elements content

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Identify the false statement

A. Martensitic steels are less susceptible to pitting corrosion than austenitic steels

B. Pitting corrosion is usually very localised

C. Hydrogen embrittlement is facilitated by tensile stress

D. Stress corrosion cracking is facilitated by tensile stress

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The size of the tetrahedral void in the closest packing of atoms is __________ that of the octahedral void.

A. Equal to

B. Greater than

C. Less than

D. Either (A), (B) or (C); depends on the size of atom

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Which of the following is a commonly used manometric liquid for low pressure range?

A. Ethyl alcohol

B. Carbon tetrachloride

C. Glycerol

D. Ethylene glycol

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Which of the following gases cause global warming?

A. Carbon monoxide

B. Carbon dioxide

C. Nitrogen

D. Ozone

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The critical pressure at which the latent heat of vaporisation of steam becomes zero is __________ Kg/cm².

A. 273.15

B. 225.65

C. 100.03

D. 373.15

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Gage pressure within a spherical droplet of a fluid is 'p'. What will be gage pressure within a bubble of the same size & of the same fluid?

A. p

B. 2 p

C. 0.5 p

D. 0.25 p

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In a forced draft cooling tower, water is cooled from 95 to 80°F by exposure to air with a wet bulb temperature of 70°F. In this case, the

A. Range is 15°F

B. Approach is 10°F

C. Both (A) & (B)

D. Neither (A) nor (B)

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The pressure drop per unit length for laminar flow of fluid through a long pipe is proportional to (where, A = cross-sectional area of the pipe & D = Diameter of the pipe)

A. A

B. D

C. 1/A

D. 1/A²

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Metal shots used in shot blasting are made of

A. Stellite

B. Steel

C. Bronze

D. Lead

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A spring material should have low

A. Elastic limit

B. Deflection value

C. Fatigue resistance

D. None of these

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The majority charge carriers in p-type silicon are

A. Free electrons

B. Ions

C. Conduction electrons

D. Holes

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Cementite is in the lamellar form in the __________ phase of steel.

A. Martenistic

B. Bainitic

C. Pearlitic

D. Ferritic

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Thermistors are used in __________ devices.

A. Voltage measuring

B. Temperature measuring

C. Temperature compensating

D. Both (B) & (C)

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Insulation of liquid surface can be achieved by __________ on top of its surface.

A. Floating hollow polypropylene spheres

B. Spraying alumina powder

C. Putting cement

D. None of these

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The refractory lining of the bottom in a basic electric arc furnace is made of

A. Silica

B. Alumina

C. Magnesia

D. Fireclay

Discuss this answer

Oxygen cylinders used for autogenous (cutting/welding) purposes are

A. Seamless & made of steel

B. Heat treated before use

C. Made by sand casting

D. Welded steel cylinders

Discuss this answer

The material used for coating the welding electrode is termed as the

A. Flux

B. Slag

C. Protective layer

D. Binder

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A metal having a Poisson's ratio = 0.3 is elastically deformed under uniaxial tension. If the longitudinal strain = 0.8, then the magnitude of thickness strain is

A. -0.8

B. 0.8

C. +0.08

D. -0.24

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The mechanism which changes the value of manipulated variable in response to the output signal from the control unit is called the

A. Final control element

B. On-off control

C. Floating control action

D. None of these

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Accepted Answer

A. Resilience

The property of material, by which a given amount of energy is absorbed by it, without plastic deformation, is called

Correct Answer :

Show all Chemical Engineering Basics MCQ

Related Questions

__________ is a non volatile film forming constituent of a paint.

Air-petrol ratio in an automotive petrol engine is around

In multipass welds, shot peening is done after each pass to

Direct conversion of thermal energy to electrical energy is facilitated by the

The most serious manufacturing defect from fracture toughness point of view is

Pick out the wrong statement.

Hollow shafts can be made as strong as solid shafts by making the twisting moments of both the shafts same. Shafts made by __________ have residual stresses.

Iron content in Indian iron ore is about __________ percent.

Use of flux during soldering is done to

Cold chisels hammers are made of

Primary designation of steel is based on its

Identify the false statement

The size of the tetrahedral void in the closest packing of atoms is __________ that of the octahedral void.

Which of the following is a commonly used manometric liquid for low pressure range?

Which of the following gases cause global warming?

The critical pressure at which the latent heat of vaporisation of steam becomes zero is __________ Kg/cm².

Gage pressure within a spherical droplet of a fluid is 'p'. What will be gage pressure within a bubble of the same size & of the same fluid?

In a forced draft cooling tower, water is cooled from 95 to 80°F by exposure to air with a wet bulb temperature of 70°F. In this case, the

The pressure drop per unit length for laminar flow of fluid through a long pipe is proportional to (where, A = cross-sectional area of the pipe & D = Diameter of the pipe)

Metal shots used in shot blasting are made of

A spring material should have low

The majority charge carriers in p-type silicon are

Cementite is in the lamellar form in the __________ phase of steel.

Thermistors are used in __________ devices.

Insulation of liquid surface can be achieved by __________ on top of its surface.

The refractory lining of the bottom in a basic electric arc furnace is made of

Oxygen cylinders used for autogenous (cutting/welding) purposes are

The material used for coating the welding electrode is termed as the

A metal having a Poisson's ratio = 0.3 is elastically deformed under uniaxial tension. If the longitudinal strain = 0.8, then the magnitude of thickness strain is

The mechanism which changes the value of manipulated variable in response to the output signal from the control unit is called the

Also checkout

The property of material, by which a given amount of energy is absorbed by it, without plastic deformation, is called

Correct Answer :

Show all Chemical Engineering Basics MCQ

Related Questions

__________ is a non volatile film forming constituent of a paint.

Air-petrol ratio in an automotive petrol engine is around

In multipass welds, shot peening is done after each pass to

Direct conversion of thermal energy to electrical energy is facilitated by the

The most serious manufacturing defect from fracture toughness point of view is

Pick out the wrong statement.

Hollow shafts can be made as strong as solid shafts by making the twisting moments of both the shafts same. Shafts made by __________ have residual stresses.

Iron content in Indian iron ore is about __________ percent.

Use of flux during soldering is done to

Cold chisels hammers are made of

Primary designation of steel is based on its

Identify the false statement

The size of the tetrahedral void in the closest packing of atoms is __________ that of the octahedral void.

Which of the following is a commonly used manometric liquid for low pressure range?

Which of the following gases cause global warming?

The critical pressure at which the latent heat of vaporisation of steam becomes zero is __________ Kg/cm2.

Gage pressure within a spherical droplet of a fluid is 'p'. What will be gage pressure within a bubble of the same size & of the same fluid?

In a forced draft cooling tower, water is cooled from 95 to 80°F by exposure to air with a wet bulb temperature of 70°F. In this case, the

The pressure drop per unit length for laminar flow of fluid through a long pipe is proportional to (where, A = cross-sectional area of the pipe & D = Diameter of the pipe)

Metal shots used in shot blasting are made of

A spring material should have low

The majority charge carriers in p-type silicon are

Cementite is in the lamellar form in the __________ phase of steel.

Thermistors are used in __________ devices.

Insulation of liquid surface can be achieved by __________ on top of its surface.

The refractory lining of the bottom in a basic electric arc furnace is made of

Oxygen cylinders used for autogenous (cutting/welding) purposes are

The material used for coating the welding electrode is termed as the

A metal having a Poisson's ratio = 0.3 is elastically deformed under uniaxial tension. If the longitudinal strain = 0.8, then the magnitude of thickness strain is

The mechanism which changes the value of manipulated variable in response to the output signal from the control unit is called the

Also checkout

The critical pressure at which the latent heat of vaporisation of steam becomes zero is __________ Kg/cm².