Normalising does not __________ of a metal.

Question

Normalising does not __________ of a metal.

A. Improve machinability & tensile strength

B. Remove internal stresses

C. Refine the structure

D. Remove strains caused by cold working

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Comment

Runge-Kutta method is used to solve a/an

A. Ordinary differential equation of nth order

B. Simultaneous non-linear equation

C. Linear differential equation

D. None of these

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On decreasing the grain size of a polycrystalline material, the property most likely to deteriorate is

A. Creep

B. Toughness

C. Tensile strength

D. Fatigue

Discuss this answer

Unbreakable crockeries are made from __________ polymers.

A. Polystyrene

B. Melamine

C. Polystyrene

D. Polyurethane

Discuss this answer

Stainless steel is welded with difficulty because of

A. Its high melting temperature

B. Chances of cracking

C. Oxide film formation

D. Chromium carbide formation

Discuss this answer

In electrical resistance welding, distortion results from the use of improper

A. Clamping methods

B. Electrodes

C. Current

D. Filler material

Discuss this answer

Drills are usually made of

A. Cermets

B. High speed steel

C. Alloy steel

D. Tungsten carbide

Discuss this answer

Venturimeter is used to measure the flow rate of fluids in pipes, when the pipe is in __________ position.

A. Horizontal

B. Vertical

C. Inclined

D. Any

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Lead pencil contains

A. Graphite

B. Lead sulphide

C. Lead

D. Both (B) & (C)

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If the head is doubled in & centrifugal pump, the power required will increase in the ratio of

A. 2³

B. 2^3/2

C. 2^5/2

D. 2^1/3

Discuss this answer

Corrosion of metals cannot be prevented by its

A. Tempering

B. Chromising

C. Aluminising

D. Alloying

Discuss this answer

Sand used to stop the green sand from sticking to the pattern is termed as the __________ sand.

A. Parting

B. Synthetic

C. Loam

D. Dry

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Increase in the entropy of a system represents the

A. Degradation of energy

B. Decrease in system pressure

C. Increase in the availability of energy

D. Increase in the temperature

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__________ property of a material is determined by the Herbert Pendulum device.

A. Hardness

B. Tensile

C. Toughness

D. Compressive

Discuss this answer

Case hardening is not done by

A. Nitriding

B. Hot dipping

C. Electroplating

D. Both b & c

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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

Discuss this answer

Larger length & diameter water pipes are made by

A. Electrical resistance welding

B. Die casting

C. Semi-centrifugal casting

D. Continuous casting

Discuss this answer

Heating the Hypo-eutectoid steels to 30°C above the upper critical temperature line, soaking at that temperature and then cooling slowly to the room temperature to form a pearlite & ferrite structure is called

A. Tempering

B. Hardening

C. Annealing

D. Normalising

Discuss this answer

Evaporative cooling process employs a combination of cooling and humidification in which the

A. Sensible heat is added

B. Sensible heat is removed and the latent heat is added

C. Latent heat is removed

D. Sensible heat is added and latent heat is removed

Discuss this answer

Wood is a/an __________ material.

A. Amorphous

B. Cellular

C. Homogeneous

D. Granular

Discuss this answer

Earing is a defect found in steels after the following metal working operation.

A. Extrusion

B. Rolling

C. Deep drawing

D. Wire drawing

Discuss this answer

Steel rods are normally used for concrete reinforcement because concrete and steel have almost equal

A. Tensile strength

B. Compressive strength

C. Young's modulus

D. Thermal co-efficient of expansion

Discuss this answer

To counteract the bad effects of strain hardening on a cold formed part, it must be

A. Tempered

B. Normalised

C. Annealed

D. Hardened

Discuss this answer

Optical activity is a/an __________ property.

A. Additive

B. Constitutive

C. Both (A) & (B)

D. Neither (A) nor (B)

Discuss this answer

Holes for riveting purposes should be preferably made by

A. Cutting torch

B. Drilling

C. Punching

D. None of these

Discuss this answer

With increasing carbon percent in steel beyond 0.8%, its ultimate tensile strength (UTS) and __________ is not affected.

A. Impact strength

B. Percent elongation

C. Hardness

D. Both 'b' & 'c'

Discuss this answer

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

Discuss this answer

Which of the following low melting alloy containing bismuth and lead is used for electric fuse?

A. Wood's metal

B. Babbitt metal

C. Monel metal

D. Duralumin

Discuss this answer

In Imperial Smelting Process for extraction of zinc, zinc vapour thus produced is quenched in the external condenser by the use of the following:

A. Jet of water at high pressure

B. Blast of air

C. Mixture of water and air

D. Rain of molten lead

Discuss this answer

The underground well of a biogas plant is called the

A. Septic tank

B. Oxidation well

C. Digestor

D. Lagoon

Discuss this answer

__________ test can be termed as the semidestructive test.

A. Impact

B. Torsion

C. Hardness

D. Charpy

Discuss this answer

Accepted Answer

B. Remove internal stresses

Normalising does not __________ of a metal.

Correct Answer :

Show all Chemical Engineering Basics MCQ

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Runge-Kutta method is used to solve a/an

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Unbreakable crockeries are made from __________ polymers.

Stainless steel is welded with difficulty because of

In electrical resistance welding, distortion results from the use of improper

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Venturimeter is used to measure the flow rate of fluids in pipes, when the pipe is in __________ position.

Lead pencil contains

If the head is doubled in & centrifugal pump, the power required will increase in the ratio of

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Sand used to stop the green sand from sticking to the pattern is termed as the __________ sand.

Increase in the entropy of a system represents the

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Case hardening is not done by

__________ 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.

Larger length & diameter water pipes are made by

Heating the Hypo-eutectoid steels to 30°C above the upper critical temperature line, soaking at that temperature and then cooling slowly to the room temperature to form a pearlite & ferrite structure is called

Evaporative cooling process employs a combination of cooling and humidification in which the

Wood is a/an __________ material.

Earing is a defect found in steels after the following metal working operation.

Steel rods are normally used for concrete reinforcement because concrete and steel have almost equal

To counteract the bad effects of strain hardening on a cold formed part, it must be

Optical activity is a/an __________ property.

Holes for riveting purposes should be preferably made by

With increasing carbon percent in steel beyond 0.8%, its ultimate tensile strength (UTS) and __________ is not affected.

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

Which of the following low melting alloy containing bismuth and lead is used for electric fuse?

In Imperial Smelting Process for extraction of zinc, zinc vapour thus produced is quenched in the external condenser by the use of the following:

The underground well of a biogas plant is called the

__________ test can be termed as the semidestructive test.

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