__________ is not a case hardening process.

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__________ is not a case hardening process.

A. Carburising

B. Nitriding

C. Cyaniding

D. Annealing

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The most suitable material for die casting is

A. Iron

B. Copper

C. Steel

D. Nickel

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The main charge in blast furnace is usually

A. Iron ore & coke

B. Iron ore, coke & air

C. Limestone, coke & iron ore

D. Limestone, sand & iron ore

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Silicon in steel

A. Makes it usable in almost all magnetic circuits where alternating current is used

B. Increases its electrical resistivity and decreases the hysteresis loss

C. Is present upto 5% & 4% respectively when used in transformers & motor armatures

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

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Thermit welding uses the following energy source.

A. Electrical energy

B. Chemical energy

C. Energy of high velocity electrons

D. Heat generated by friction

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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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Projection welding & stud welding is categorised as the __________ welding.

A. Pressure

B. Thermit

C. Resistance

D. Arc

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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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Spark plug is provided in a/an

A. Engine having carburettor

B. Diesel engine

C. Compression ignition engine

D. Both (B) & (C)

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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

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Air standard Otto cycle is more efficient than the diesel cycle for the same

A. Heat addition & compression ratio

B. Heat addition & pressure

C. Compression ratio & pressure

D. Cylinder dimension & rpm

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__________ joint is usually used for joining cast iron pipes mostly used for temporary pipelines, where it may be necessary to dismantle & reassemble the pipeline very frequently.

A. Collar

B. Flanged

C. Bell and Spigot

D. Expansion

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Factor of safety in machine design is defined as the ratio of ultimate stress to __________ stress.

A. Working

B. Bearing

C. Yield

D. None of these

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In the X-ray radiography technique, the tube voltage for thicker plates as compared to thin plates, should be

A. Higher, as it gives higher wavelength

B. Lower, as it gives higher wavelength

C. Higher, as it gives shorter wavelength

D. Lower, as it gives shorter wavelength

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Euler number is defined as the ratio of inertia force to __________ force.

A. Pressure

B. Elastic

C. Gravity

D. Viscous

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The fugacity of liquid water at 298 K is approximately 3171 P_a. Considering the ideal heat of vaporisation as 43723 J/gm.mole, its fugacity at 300 K would be

A. 3171P_a

B. 3567P_a

C. 1.01 × 10⁵P_a

D. 5000P_a

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Blasting of tri-nitro-toluene (TNT) is done by mixing it with ammonium

A. Nitrate

B. Sulphate

C. Carbonate

D. Chloride

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Hot dipping process is used for coating a low melting point metal (e.g. Pb, Sn, Zn) on iron, steel & copper having relatively higher melting points. Which of the following is not a hot dipping process?

A. Galvanising

B. Tinning

C. Sherardizing

D. None of these

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Ammonia gas can be dried by

A. PCl₅

B. Quick lime

C. CaCl₂

D. Concentrated H₂SO₄

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Which of the following if present in iron ore, enhances its value?

A. Alumina

B. Alkali oxide

C. Lime & Magnesia

D. None of these

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Angular displacement can be measured suitably by a

A. Shaft encoder

B. Linear variable differential transducer (LVDT)

C. Stroboscope

D. Tachometer

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In an amorphous material, atoms defy any definite atomic structure and exist in random pattern just like in liquid. Which of the following is an amorphous material?

A. Tin

B. Lead

C. Zinc

D. Glass

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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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Drossing is a __________ operation.

A. Smelting

B. Dressing

C. Roasting

D. Dressing

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Machinability of hard alloys and tool steels is improved by

A. Spheroidising

B. Annealing

C. Tempering

D. Normalising

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The __________ of a double acting reciprocating pump as compared to the single acting pump will be almost double.

A. Flow output

B. Head developed

C. Overall efficiency

D. Weight

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Which of the following materials has the maximum shrinkage allowance?

A. Brass

B. Cast iron

C. Lead

D. Aluminium alloy

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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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Latent heat of dry steam at atmospheric pressure is 539 Kcal/kg; which __________ with increase in the pressure of steam.

A. Decreases

B. Increases

C. Remain same

D. May increase or decrease

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Work hardenable alloy steel used to make the bucket wheel excavators, blades of bulldozers and other earth moving equipments contain iron, carbon and

A. Manganese

B. Silicon

C. Nickel

D. Chromium

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The cathode in an electrochemical cell always carries

A. Negative charge

B. Positive charge

C. Zero charge

D. Positive or negative charge depending upon the nature of the cell

Discuss this answer

Accepted Answer

A. Carburising

__________ is not a case hardening process.

Correct Answer :

Show all Chemical Engineering Basics MCQ

Related Questions

The most suitable material for die casting is

The main charge in blast furnace is usually

Silicon in steel

Thermit welding uses the following energy source.

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

Projection welding & stud welding is categorised as the __________ welding.

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

Spark plug is provided in a/an

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

Air standard Otto cycle is more efficient than the diesel cycle for the same

__________ joint is usually used for joining cast iron pipes mostly used for temporary pipelines, where it may be necessary to dismantle & reassemble the pipeline very frequently.

Factor of safety in machine design is defined as the ratio of ultimate stress to __________ stress.

In the X-ray radiography technique, the tube voltage for thicker plates as compared to thin plates, should be

Euler number is defined as the ratio of inertia force to __________ force.

The fugacity of liquid water at 298 K is approximately 3171 P_a. Considering the ideal heat of vaporisation as 43723 J/gm.mole, its fugacity at 300 K would be

Blasting of tri-nitro-toluene (TNT) is done by mixing it with ammonium

Hot dipping process is used for coating a low melting point metal (e.g. Pb, Sn, Zn) on iron, steel & copper having relatively higher melting points. Which of the following is not a hot dipping process?

Ammonia gas can be dried by

Which of the following if present in iron ore, enhances its value?

Angular displacement can be measured suitably by a

In an amorphous material, atoms defy any definite atomic structure and exist in random pattern just like in liquid. Which of the following is an amorphous material?

__________ pipe is the most suitable for carrying sanitary drainage.

Drossing is a __________ operation.

Machinability of hard alloys and tool steels is improved by

The __________ of a double acting reciprocating pump as compared to the single acting pump will be almost double.

Which of the following materials has the maximum shrinkage allowance?

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

Latent heat of dry steam at atmospheric pressure is 539 Kcal/kg; which __________ with increase in the pressure of steam.

Work hardenable alloy steel used to make the bucket wheel excavators, blades of bulldozers and other earth moving equipments contain iron, carbon and

The cathode in an electrochemical cell always carries

Also checkout

__________ is not a case hardening process.

Correct Answer :

Show all Chemical Engineering Basics MCQ

Related Questions

The most suitable material for die casting is

The main charge in blast furnace is usually

Silicon in steel

Thermit welding uses the following energy source.

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

Projection welding & stud welding is categorised as the __________ welding.

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

Spark plug is provided in a/an

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

Air standard Otto cycle is more efficient than the diesel cycle for the same

__________ joint is usually used for joining cast iron pipes mostly used for temporary pipelines, where it may be necessary to dismantle & reassemble the pipeline very frequently.

Factor of safety in machine design is defined as the ratio of ultimate stress to __________ stress.

In the X-ray radiography technique, the tube voltage for thicker plates as compared to thin plates, should be

Euler number is defined as the ratio of inertia force to __________ force.

The fugacity of liquid water at 298 K is approximately 3171 Pa. Considering the ideal heat of vaporisation as 43723 J/gm.mole, its fugacity at 300 K would be

Blasting of tri-nitro-toluene (TNT) is done by mixing it with ammonium

Hot dipping process is used for coating a low melting point metal (e.g. Pb, Sn, Zn) on iron, steel & copper having relatively higher melting points. Which of the following is not a hot dipping process?

Ammonia gas can be dried by

Which of the following if present in iron ore, enhances its value?

Angular displacement can be measured suitably by a

In an amorphous material, atoms defy any definite atomic structure and exist in random pattern just like in liquid. Which of the following is an amorphous material?

__________ pipe is the most suitable for carrying sanitary drainage.

Drossing is a __________ operation.

Machinability of hard alloys and tool steels is improved by

The __________ of a double acting reciprocating pump as compared to the single acting pump will be almost double.

Which of the following materials has the maximum shrinkage allowance?

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

Latent heat of dry steam at atmospheric pressure is 539 Kcal/kg; which __________ with increase in the pressure of steam.

Work hardenable alloy steel used to make the bucket wheel excavators, blades of bulldozers and other earth moving equipments contain iron, carbon and

The cathode in an electrochemical cell always carries

Also checkout

The fugacity of liquid water at 298 K is approximately 3171 P_a. Considering the ideal heat of vaporisation as 43723 J/gm.mole, its fugacity at 300 K would be