Internal energy of a gas obeying Van-Der- Waals equation of state, [p + (a/v²)] (V - b) = RT, depends upon its

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Internal energy of a gas obeying Van-Der- Waals equation of state, [p + (a/v²)] (V - b) = RT, depends upon its

A. Pressure & temperature

B. Pressure & specific volume

C. Temperature & specific volume

D. Temperature only

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The heat released by cooling one mole of copper from 400 K to room temperature (300 K) is (assume : C_p of copper is 23 J K^-1mole^-1)

A. 2300 J

B. 4600 J

C. 230 J

D. 2.3 × 10⁶ J

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Friction factor for fluid flow in pipe does not depend upon the

A. Pipe length

B. Pipe roughness

C. Fluid density & viscosity

D. Mass flow rate of fluid

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The specific gravity of coal depends mainly on its __________ content.

A. Carbon

B. Volatile matter

C. Ash

D. Moisture

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Which of the following materials does not form adherent oxide film on surface?

A. Copper

B. Nickel

C. Aluminium

D. Gold & silver

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Which of the following metals is the most prone to work hardening?

A. Brass

B. Aluminium

C. Copper

D. Lead

Discuss this answer

Addition of __________ to steel does not help in improving its machinability.

A. Sulphur

B. Silicon

C. Lead

D. Phosphorous

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For infinite parallel planes having emissivities ε1 & ε2, the interchange factor for radiation from surface 1 to surface 2 is given by

A.

B.

C.

D.

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Minimum number of members required to form a Public Limited Joint Stock Com-pany is

A. 7

B. 10

C. 12

D. 17

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Hot extrusion process is not used for making

A. Cast iron pipe for domestic water supply

B. Aluminium curtain rods

C. Stainless steel tubes used in furnitures

D. Any of these

Discuss this answer

Midrex process of sponge iron production uses reformed natural gas as the reducing agent, which uses iron ore in the form of

A. Lumps

B. Pellets

C. Briquettes

D. Sinter

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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

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Annealing of white cast iron produces __________ iron.

A. Grey

B. Nodular

C. Malleable

D. Spheroidal

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Optical activity is a/an __________ property.

A. Additive

B. Constitutive

C. Both (A) & (B)

D. Neither (A) nor (B)

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Normalising of a casting does not

A. Induce stresses in it

B. Refine its grain structure

C. Reduce segregation

D. Improve its mechanical properties

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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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In case of a, centrifugal pump, the ratio h₁/h₂ is termed as the __________ efficiency (where, h₁ = actual measured head & h₂ = head imparted to the fluid by impeller).

A. Mechanical

B. Overall

C. Volumetric

D. Impeller

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In a furnace with heating element temperature at 1700°C, the dominant mechanism of heat transfer will be

A. Conduction

B. Radiation

C. Natural convection

D. Forced convection

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Electrolytic reduction cell used for conversion of calcined Al₂O₃ to Al is a carbon lined furnace operating at 800-900 °C. The purpose of electric current supplied to the furnace is to

A. Achieve very high purity of aluminium (99.9%)

B. Keep the electrolyte in liquid condition by the generation of heat

C. Electrolytically dissociate alumina

D. Both (B) & (C)

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Materials having resistivity ranging from 1 to 100 ohm. cm is termed as

A. Conductor

B. Insulator

C. Semi-conductor

D. None of these

Discuss this answer

Which one of the following is incombustible?

A. H2

B. CCl4

C. C2H2

D. S

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__________ rubber is generally used for making 'O' rings used for vacuum sealings.

A. Natural

B. Neoprene

C. Butadiene

D. Nitrile

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Which of the following is not the function of a volute casing provided in a centrifugal pump?

A. To reduce the head loss in discharge

B. To increase the pump efficiency

C. To collect liquid from the periphery of the impeller and to transmit it to the delivery pipe at constant velocity

D. To increase the pump discharge rate

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During decarburising of a plain carbon steel, the thickness of ferrite layer growth is proportional to

A. Time

B. Square root of time

C. Square of time

D. Cube of time

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The taper provided on pattern for its easy & clean withdrawal from the mould is termed as the __________ allowance.

A. Casting

B. Pattern

C. Draft

D. Distortion

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Powder metallurgy technique is used in the production of __________ tools.

A. Tungsten carbide

B. High carbon steel

C. High speed steel

D. Drilling

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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

Discuss this answer

Cold chisels hammers are made of

A. High speed steel

B. High carbon steel

C. Forged steel

D. Mild steel

Discuss this answer

Property responsible for the talcum powder to cling to the skin is the

A. Capillary action

B. Adhesion

C. Cohesion

D. Surface tension

Discuss this answer

In the Bayer's process, bauxite is digested under pressure using

A. H₂SO₄

B. NaOH

C. NH₃

D. HCl

Discuss this answer

The starting of a car takes time in winter, because the

A. Octane number of fuel is decreased

B. Fuel supply for ignition is not sufficient

C. Vaporisation of the fuel is decreased

D. Pour point of fuel decreases

Discuss this answer

Accepted Answer

A. Pressure & temperature

Internal energy of a gas obeying Van-Der- Waals equation of state, [p + (a/v²)] (V - b) = RT, depends upon its

Correct Answer :

Show all Chemical Engineering Basics MCQ

Related Questions

The heat released by cooling one mole of copper from 400 K to room temperature (300 K) is (assume : C_p of copper is 23 J K^-1mole^-1)

Friction factor for fluid flow in pipe does not depend upon the

The specific gravity of coal depends mainly on its __________ content.

Which of the following materials does not form adherent oxide film on surface?

Which of the following metals is the most prone to work hardening?

Addition of __________ to steel does not help in improving its machinability.

For infinite parallel planes having emissivities ε1 & ε2, the interchange factor for radiation from surface 1 to surface 2 is given by

Minimum number of members required to form a Public Limited Joint Stock Com-pany is

Hot extrusion process is not used for making

Midrex process of sponge iron production uses reformed natural gas as the reducing agent, which uses iron ore in the form of

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

Annealing of white cast iron produces __________ iron.

Optical activity is a/an __________ property.

Normalising of a casting does not

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.

In case of a, centrifugal pump, the ratio h₁/h₂ is termed as the __________ efficiency (where, h₁ = actual measured head & h₂ = head imparted to the fluid by impeller).

In a furnace with heating element temperature at 1700°C, the dominant mechanism of heat transfer will be

Electrolytic reduction cell used for conversion of calcined Al₂O₃ to Al is a carbon lined furnace operating at 800-900 °C. The purpose of electric current supplied to the furnace is to

Materials having resistivity ranging from 1 to 100 ohm. cm is termed as

Which one of the following is incombustible?

__________ rubber is generally used for making 'O' rings used for vacuum sealings.

Which of the following is not the function of a volute casing provided in a centrifugal pump?

During decarburising of a plain carbon steel, the thickness of ferrite layer growth is proportional to

The taper provided on pattern for its easy & clean withdrawal from the mould is termed as the __________ allowance.

Powder metallurgy technique is used in the production of __________ tools.

Increase in temperature, in general results in the

Cold chisels hammers are made of

Property responsible for the talcum powder to cling to the skin is the

In the Bayer's process, bauxite is digested under pressure using

The starting of a car takes time in winter, because the

Also checkout

Internal energy of a gas obeying Van-Der- Waals equation of state, [p + (a/v2)] (V - b) = RT, depends upon its

Correct Answer :

Show all Chemical Engineering Basics MCQ

Related Questions

The heat released by cooling one mole of copper from 400 K to room temperature (300 K) is (assume : Cp of copper is 23 J K-1mole-1)

Friction factor for fluid flow in pipe does not depend upon the

The specific gravity of coal depends mainly on its __________ content.

Which of the following materials does not form adherent oxide film on surface?

Which of the following metals is the most prone to work hardening?

Addition of __________ to steel does not help in improving its machinability.

For infinite parallel planes having emissivities ε1 & ε2, the interchange factor for radiation from surface 1 to surface 2 is given by

Minimum number of members required to form a Public Limited Joint Stock Com-pany is

Hot extrusion process is not used for making

Midrex process of sponge iron production uses reformed natural gas as the reducing agent, which uses iron ore in the form of

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

Annealing of white cast iron produces __________ iron.

Optical activity is a/an __________ property.

Normalising of a casting does not

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.

In case of a, centrifugal pump, the ratio h1/h2 is termed as the __________ efficiency (where, h1 = actual measured head & h2 = head imparted to the fluid by impeller).

In a furnace with heating element temperature at 1700°C, the dominant mechanism of heat transfer will be

Electrolytic reduction cell used for conversion of calcined Al2O3 to Al is a carbon lined furnace operating at 800-900 °C. The purpose of electric current supplied to the furnace is to

Materials having resistivity ranging from 1 to 100 ohm. cm is termed as

Which one of the following is incombustible?

__________ rubber is generally used for making 'O' rings used for vacuum sealings.

Which of the following is not the function of a volute casing provided in a centrifugal pump?

During decarburising of a plain carbon steel, the thickness of ferrite layer growth is proportional to

The taper provided on pattern for its easy & clean withdrawal from the mould is termed as the __________ allowance.

Powder metallurgy technique is used in the production of __________ tools.

Increase in temperature, in general results in the

Cold chisels hammers are made of

Property responsible for the talcum powder to cling to the skin is the

In the Bayer's process, bauxite is digested under pressure using

The starting of a car takes time in winter, because the

Also checkout

Internal energy of a gas obeying Van-Der- Waals equation of state, [p + (a/v²)] (V - b) = RT, depends upon its

The heat released by cooling one mole of copper from 400 K to room temperature (300 K) is (assume : C_p of copper is 23 J K^-1mole^-1)

In case of a, centrifugal pump, the ratio h₁/h₂ is termed as the __________ efficiency (where, h₁ = actual measured head & h₂ = head imparted to the fluid by impeller).

Electrolytic reduction cell used for conversion of calcined Al₂O₃ to Al is a carbon lined furnace operating at 800-900 °C. The purpose of electric current supplied to the furnace is to