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

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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

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The best lubricants for a machine working at high temperature & load is

A. Grease

B. Solid lubricant

C. Animal oils

D. Mineral oils

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__________ is the most suitable lubricant for drawing mild steel wires?

A. Kerosene

B. Water

C. Sodium stearate

D. Lime water

Discuss this answer

Liquor poisoning generally occurs due to the presence of __________ in it.

A. Ethyl alcohol

B. Impurities

C. Methyl alcohol

D. Carbonic acid

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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

Discuss this answer

Gratings is associated with the measurement of

A. Linear displacement

B. Concavity/convexity

C. Surface texture

D. Flatness

Discuss this answer

Heat release during phase change is observed in case of a/an

A. Boiler

B. Condenser

C. Evaporator

D. All (A), (B) & (C)

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

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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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Pressure exerted by a liquid depends upon its

A. Surface tension

B. Density

C. Viscosity

D. Buoyancy

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Carbide tipped cutting tools are manufactured by powder metallurgy techniques and have a composition of

A. 90% tungsten carbide and 10% cobalt

B. 70% aluminium oxide & 30% silica

C. 30% nickel, 15% chromium & 55% tungsten

D. 65% tungsten & 35% zirconium

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The Al₂O₃ content of cryolite in Hall- Heroult cell is maintained between __________ percent.

A. 2-5

B. 18-20

C. 12-15

D. 6-12

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If a solid is compressed adiabatically in its elastic range, its __________ remains constant

A. Internal energy

B. Enthalpy

C. Entropy

D. Temperature

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High speed steel tools retain their hardness upto a temperature of __________ °C.

A. 500

B. 750

C. 900

D. 1100

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__________ stress cannot be sustained by a fluid in equilibrium.

A. Shear

B. Tensile

C. Compressive

D. None of these

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Which of the following is an example of cathodic protection of metals against corrosion?

A. Painted steel

B. Galvanised iron

C. Case hardened steel

D. Lead lined reactor

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Otto cycle used in spark ignition petrol engines is also known as the constant __________ cycle.

A. Volume

B. Pressure

C. Heat

D. None of these

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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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Spherical shape of mercury droplets is due to its

A. High viscosity

B. Low surface tension

C. High density

D. High surface tension

Discuss this answer

__________ circuit is most commonly used to measure strain with the help of a strain gauge.

A. Ballast

B. Voltage balancing potentiometric

C. Simple current sensitive

D. None of these

Discuss this answer

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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Which of the following are made out of the carbon steel having carbon content of 0.9 to 1%?

A. Small punches, broaches reamers and springs

B. Cutlery, screws, rivets and files

C. Mandrels, twist drills, small lathe tools and razors

D. Forgings like can shaft, structural steel plate, threading dies and drawing dies

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The difference in one unit of Rockwell hardness number corresponds to a difference in the depth of indentation of __________ mm.

A. 0.001

B. 0.01

C. 0.002

D. 0.02

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In extrusion of metals, which of the following statement is true?

A. Speed of the extruded material is same as that of ram speed

B. Redundant work is a function of the die angle

C. Relative motion between the billet surface and the container wall is always present

D. Hollow ram is used for indirect extrusion

Discuss this answer

Pick out the wrong statement.

A. Geothermal energy is a non-conventional source of energy

B. Mass is converted into energy in both nuclear fission & fusion reaction

C. Inhalation of mercury vapour is not harmful for human beings

D. Inhalation of arsenic causes cancer

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Out of the following substances, one ton of __________ will store the maximum heat for a rise of 30°C in temperature.

A. Steel

B. Lignite

C. Water

D. Lime stone

Discuss this answer

Water flow in the river during flood can be categorised as the __________ flow.

A. Unsteady uniform

B. Unsteady non-uniform

C. Steady uniform

D. Steady non-uniform

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Fire refining process is employed in case of

A. Tin

B. Copper

C. Zinc

D. Aluminium

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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

Fatigue limit improvement by over stressing the metal by successively increasing the load is called coaxing. In fatigue failure, the material fails

A. Below the yield point

B. Above the yield point

C. Below the elastic limit

D. At the elastic limit

Discuss this answer

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

A. Direct arc

B. Indirect arc

C. Resistance

D. Induction

Discuss this answer

Accepted Answer

C. Iron ore

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

Correct Answer :

Show all Chemical Engineering Basics MCQ

Related Questions

The best lubricants for a machine working at high temperature & load is

__________ is the most suitable lubricant for drawing mild steel wires?

Liquor poisoning generally occurs due to the presence of __________ in it.

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

Gratings is associated with the measurement of

Heat release during phase change is observed in case of a/an

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

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

Pressure exerted by a liquid depends upon its

Carbide tipped cutting tools are manufactured by powder metallurgy techniques and have a composition of

The Al₂O₃ content of cryolite in Hall- Heroult cell is maintained between __________ percent.

If a solid is compressed adiabatically in its elastic range, its __________ remains constant

High speed steel tools retain their hardness upto a temperature of __________ °C.

__________ stress cannot be sustained by a fluid in equilibrium.

Which of the following is an example of cathodic protection of metals against corrosion?

Otto cycle used in spark ignition petrol engines is also known as the constant __________ cycle.

Brazing is the joining of metals

Spherical shape of mercury droplets is due to its

__________ circuit is most commonly used to measure strain with the help of a strain gauge.

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

Which of the following are made out of the carbon steel having carbon content of 0.9 to 1%?

The difference in one unit of Rockwell hardness number corresponds to a difference in the depth of indentation of __________ mm.

In extrusion of metals, which of the following statement is true?

Pick out the wrong statement.

Out of the following substances, one ton of __________ will store the maximum heat for a rise of 30°C in temperature.

Water flow in the river during flood can be categorised as the __________ flow.

Fire refining process is employed in case of

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

Fatigue limit improvement by over stressing the metal by successively increasing the load is called coaxing. In fatigue failure, the material fails

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

Also checkout

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

Correct Answer :

Show all Chemical Engineering Basics MCQ

Related Questions

The best lubricants for a machine working at high temperature & load is

__________ is the most suitable lubricant for drawing mild steel wires?

Liquor poisoning generally occurs due to the presence of __________ in it.

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

Gratings is associated with the measurement of

Heat release during phase change is observed in case of a/an

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

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

Pressure exerted by a liquid depends upon its

Carbide tipped cutting tools are manufactured by powder metallurgy techniques and have a composition of

The Al2O3 content of cryolite in Hall- Heroult cell is maintained between __________ percent.

If a solid is compressed adiabatically in its elastic range, its __________ remains constant

High speed steel tools retain their hardness upto a temperature of __________ °C.

__________ stress cannot be sustained by a fluid in equilibrium.

Which of the following is an example of cathodic protection of metals against corrosion?

Otto cycle used in spark ignition petrol engines is also known as the constant __________ cycle.

Brazing is the joining of metals

Spherical shape of mercury droplets is due to its

__________ circuit is most commonly used to measure strain with the help of a strain gauge.

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

Which of the following are made out of the carbon steel having carbon content of 0.9 to 1%?

The difference in one unit of Rockwell hardness number corresponds to a difference in the depth of indentation of __________ mm.

In extrusion of metals, which of the following statement is true?

Pick out the wrong statement.

Out of the following substances, one ton of __________ will store the maximum heat for a rise of 30°C in temperature.

Water flow in the river during flood can be categorised as the __________ flow.

Fire refining process is employed in case of

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

Fatigue limit improvement by over stressing the metal by successively increasing the load is called coaxing. In fatigue failure, the material fails

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

Also checkout

The Al₂O₃ content of cryolite in Hall- Heroult cell is maintained between __________ percent.