Temper brittleness of a material can be fairly detected by the __________ test.

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Temper brittleness of a material can be fairly detected by the __________ test.

A. Fatigue

B. Notched bar impact

C. Tensile

D. Hardness

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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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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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A fluid is termed as the Newtonian fluid, when the shear stress is __________ the velocity gradient.

A. Independent of

B. Inversely proportional to

C. Directly proportional to

D. None of these

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Work done by a/an __________ process is determined by ∫p. dv

A. Adiabatic

B. Quasi-static

C. Isothermal

D. Isentropic

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At absolute zero temperature, for any reaction involving condensed phases

A. Δ G° = 0 , Δ H° = 0

B. Δ H° = 0 , Δ S° = 0

C. Δ S° = 0 , Δ E° = 0

D. Δ S° = 0 , Δ Cp° = 0

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Out of the following, the joint produced by __________ has the lowest strength.

A. Soldering

B. Welding

C. Brazing

D. Riveting

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Wrought iron is never shaped by

A. Casting

B. Cold working

C. Forging

D. Welding

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Gross national product (GNP) means the total value of __________ in a country.

A. Goods produced

B. Gold reserve

C. Earning of the citizens

D. Taxes paid

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The same volume of all gases is representative of their

A. Specific gravities

B. Densities

C. Gas characteristic constants

D. Molecular weights

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Resistance of an electrical conductor is proportional to its (where, l = length and A = cross-sectional area of the conductor)

A. A

B. l

C. A2

D. Both 'a' & 'b'

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The temperature at which the magnetic property of iron disappears (i.e., it becomes non-magnetic) and its electrical conductivity & specific heat also changes, is called the 'Curie point', which is __________ °C.

A. 768

B. 908

C. 1400

D. 1539

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Electrometallurgy is not involved in the extraction of __________ from its ore.

A. Aluminium

B. Tin

C. Lead

D. Both (B) & (C)

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Out of the following, the best material capable of withstanding shock & vibration without the danger of cracking is

A. Malleable iron

B. Grey cast iron

C. Chilled cast iron

D. White cast iron

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__________ pipe is the most suitable for carrying sanitary drainage.

A. Stainless steel

B. Reinforced cement concrete

C. Cast iron

D. Asbestos cement

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Babbitt lining is used on brass/bronze bearings to increase the

A. Antifriction properties

B. Compressive strength

C. Bearing resistance

D. Wear resistance

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According to thermodynamic Fahrenheit scale, the fundamental interval between ice point to steam point is

A. 180°

B. 212°

C. 32°

D. 273°

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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 leaching solvent used in Baeyer's process for the purification of bauxite is

A. Ammonium hydroxide

B. Sodium carbonate

C. Sodium hydroxide

D. Ammonium carbonate

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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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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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Lead is poured into the joint between two- __________ pipes.

A. Mild steel

B. Concrete

C. Cast iron

D. Asbestos cement

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Which of the following approaches the ideal gas behaviour most closely?

A. Wet steam

B. Saturated steam

C. Superheated steam

D. Saturated water

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Heat required to raise the temperature of a body by 1 °C is called its

A. Heat capacity

B. Specific heat capacity

C. Thermal conductivity

D. Water equivalent

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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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Brass parts with high residual tensile stress at the surface are susceptible to season cracking (i.e. spontaneous cracking occuring on exposure to atmospheric corrosion), if its zinc percentage is more than

A. 5

B. 10

C. 20

D. 35

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A fire tube boiler is limited to a maximum steam pressure of about __________ kg/cm².

A. 6

B. 18

C. 38

D. 52

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Which of the following is used to produce draught in the locomotive boilers?

A. Chimney

B. Induced draught fan

C. Forced draught fan

D. Steam jet arrangement

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A particle is settling in a liquid under Stokesian conditions. The free falling velocity of the particle is proportional to

A. √(Particle diameter)

B. Particle diameter

C. (Particle diameter)²

D. (Particle diameter)³

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Which of the following relationships is correct for relating the three elastic constants of an isotropic elastic material (where, E = Young's modulus, G = Modulus of rigidity or shear modulus v = Poisson's ratio)?

A. E = 2G (1 + v)

B. E = G (1 + v)

C. E = G (1 + v)/2

D. E = 2G (1 + 2v)

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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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Accepted Answer

B. Notched bar impact

Temper brittleness of a material can be fairly detected by the __________ test.

Correct Answer :

Show all Chemical Engineering Basics MCQ

Related Questions

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

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

A fluid is termed as the Newtonian fluid, when the shear stress is __________ the velocity gradient.

Work done by a/an __________ process is determined by ∫p. dv

At absolute zero temperature, for any reaction involving condensed phases

Out of the following, the joint produced by __________ has the lowest strength.

Wrought iron is never shaped by

Gross national product (GNP) means the total value of __________ in a country.

The same volume of all gases is representative of their

Resistance of an electrical conductor is proportional to its (where, l = length and A = cross-sectional area of the conductor)

The temperature at which the magnetic property of iron disappears (i.e., it becomes non-magnetic) and its electrical conductivity & specific heat also changes, is called the 'Curie point', which is __________ °C.

Electrometallurgy is not involved in the extraction of __________ from its ore.

Out of the following, the best material capable of withstanding shock & vibration without the danger of cracking is

__________ pipe is the most suitable for carrying sanitary drainage.

Babbitt lining is used on brass/bronze bearings to increase the

According to thermodynamic Fahrenheit scale, the fundamental interval between ice point to steam point is

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

The leaching solvent used in Baeyer's process for the purification of bauxite is

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

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

Lead is poured into the joint between two- __________ pipes.

Which of the following approaches the ideal gas behaviour most closely?

Heat required to raise the temperature of a body by 1 °C is called its

The majority charge carriers in p-type silicon are

Brass parts with high residual tensile stress at the surface are susceptible to season cracking (i.e. spontaneous cracking occuring on exposure to atmospheric corrosion), if its zinc percentage is more than

A fire tube boiler is limited to a maximum steam pressure of about __________ kg/cm².

Which of the following is used to produce draught in the locomotive boilers?

A particle is settling in a liquid under Stokesian conditions. The free falling velocity of the particle is proportional to

Which of the following relationships is correct for relating the three elastic constants of an isotropic elastic material (where, E = Young's modulus, G = Modulus of rigidity or shear modulus v = Poisson's ratio)?

Which of the following rays has the least wavelength?

Also checkout

Temper brittleness of a material can be fairly detected by the __________ test.

Correct Answer :

Show all Chemical Engineering Basics MCQ

Related Questions

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

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

A fluid is termed as the Newtonian fluid, when the shear stress is __________ the velocity gradient.

Work done by a/an __________ process is determined by ∫p. dv

At absolute zero temperature, for any reaction involving condensed phases

Out of the following, the joint produced by __________ has the lowest strength.

Wrought iron is never shaped by

Gross national product (GNP) means the total value of __________ in a country.

The same volume of all gases is representative of their

Resistance of an electrical conductor is proportional to its (where, l = length and A = cross-sectional area of the conductor)

The temperature at which the magnetic property of iron disappears (i.e., it becomes non-magnetic) and its electrical conductivity & specific heat also changes, is called the 'Curie point', which is __________ °C.

Electrometallurgy is not involved in the extraction of __________ from its ore.

Out of the following, the best material capable of withstanding shock & vibration without the danger of cracking is

__________ pipe is the most suitable for carrying sanitary drainage.

Babbitt lining is used on brass/bronze bearings to increase the

According to thermodynamic Fahrenheit scale, the fundamental interval between ice point to steam point is

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

The leaching solvent used in Baeyer's process for the purification of bauxite is

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

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

Lead is poured into the joint between two- __________ pipes.

Which of the following approaches the ideal gas behaviour most closely?

Heat required to raise the temperature of a body by 1 °C is called its

The majority charge carriers in p-type silicon are

Brass parts with high residual tensile stress at the surface are susceptible to season cracking (i.e. spontaneous cracking occuring on exposure to atmospheric corrosion), if its zinc percentage is more than

A fire tube boiler is limited to a maximum steam pressure of about __________ kg/cm2.

Which of the following is used to produce draught in the locomotive boilers?

A particle is settling in a liquid under Stokesian conditions. The free falling velocity of the particle is proportional to

Which of the following relationships is correct for relating the three elastic constants of an isotropic elastic material (where, E = Young's modulus, G = Modulus of rigidity or shear modulus v = Poisson's ratio)?

Which of the following rays has the least wavelength?

Also checkout

A fire tube boiler is limited to a maximum steam pressure of about __________ kg/cm².