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

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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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The most commonly used moderator in nuclear power plants is

A. Graphite

B. Light water

C. Heavy water

D. Beryllium

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The type of pump used for lifting large quantity of sewage is a __________ pump.

A. Gear

B. Centrifugal

C. Reciprocating

D. Plunger

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Corona discharge is related to the operation of a/an

A. Induction motor

B. Electrostatic precipitator

C. Fast breeder reactor

D. Magneto hydrodynamic generator (MHD)

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The concentration of (H⁺) ions is 4 x 10^-5 in a solution. Then pH of the solution will be (Given log 4 = 0.6)

A. 4.4

B. 5.6

C. 8.4

D. 2.4

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__________ 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

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Resilience of a bolt can be increased by increasing its

A. Length

B. Shank diameter

C. Head diameter

D. None of these

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The noble metals

A. Are exemplified by Na, K and Li

B. Do not resist corrosion very strongly

C. Are the lowermost in the electro-chemical series of metals

D. None of these

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Which of the following is not used as a bearing material?

A. Copper-lead alloys

B. Babbitts

C. Bronzes

D. Cermets

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A gas which is collected over water becomes moistened due to water vapor, exerts its own partial pressure at the gas temperature, which is termed as its

A. Aqueous tension

B. Saturated humidity

C. Vapor pressure

D. Absolute humidity

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The excess air required for the combustion of pulverised coal is of the order of about __________ percent.

A. 5

B. 15

C. 30

D. 45

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Pick out the wrong statement.

A. Ductile fracture of a stressed material, which exhibits a large plastic deformation is commonly caused by the formation and coalescence of voids in the necked region

B. Brittle fracture is caused by the propagation of pre-existing cracks in the material and involves minimum plastic deformation

C. Fatigue fracture of a material is always brittle in nature and takes place due to the existence of line imperfections

D. Brittle materials are generally tested in tension

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Specific __________ is a dimensionless quantity.

A. Heat

B. Humidity

C. Weight

D. None of these

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Copper deposits are found in India at the following location:

A. Kudremukh

B. Kolar

C. Khetri

D. Ramagundam

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Percentage of differential pressure lost in a Venturimeter with a tapering of 15° may be about

A. 1

B. 10

C. 25

D. 50

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In case of condensers & evaporators operating under given terminal conditions, LMTD (logarithmic mean temperature difference) for counter flow as compared to that for parallel flow is

A. More

B. Less

C. Equal

D. Much more

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As per the Indian boiler regulation (IBR), the type of joint preferred for the circumferential joint is the __________ joint.

A. Butt

B. Lap

C. Welded

D. None of these

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Plasma is

A. A high temperature neutral gas

B. Nothing but ionised gas

C. A source of steady and highest controllable pressure

D. Formed at very low temperature

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Lead is poured into the joints between two __________ pipes.

A. Cast iron

B. Steel

C. Concrete

D. Plastic

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Non-ferrous alloys used for making cutting tools need not have high

A. Abrasion resistance

B. Toughness

C. Red hardness

D. Cutting speed

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High endurance limit of carburised machine parts is because of the fact that carburisation

A. Suppresses any stress concentration produced in the parts

B. Enhances the yield point of the material

C. Introduces a compressive layer on the surface

D. Produces a better surface finish

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Cementite is in the lamellar form in the __________ phase of steel.

A. Martenistic

B. Bainitic

C. Pearlitic

D. Ferritic

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Yield strength of a material is determined by the __________ test.

A. Creep

B. Tension

C. Compression

D. Endurance

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Cold chisels hammers are made of

A. High speed steel

B. High carbon steel

C. Forged steel

D. Mild steel

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One face of a furnace wall is at 1030°C and the other face is exposed to room temperature (30°C). If the thermal conductivity of furnace wall is 3 W. m^{- 1}. k^-1 and the wall thickness is 0.3 m, the maximum heat loss (in W/m) is

A. 100

B. 900

C. 9000

D. 10000

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Fibre glass is a composite material of

A. Glass fibre in a polymer matrix

B. Glass fibre in a metallic matrix

C. Polymer fibre in a glassy matrix

D. Both 'b' & 'c'

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Lead is added to 60:40 brass primarily to improve

A. Machinability

B. Corrosion resistance

C. Fluidity

D. Strength

Discuss this answer

__________ has a negative co-efficient of linear expansion.

A. Iron

B. Copper

C. Rubber

D. Nickel

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A polymer is termed as an 'elastomer', if its percentage elongation is more than 100%. An elastomer is termed as 'rubber' if its percentage elongation is more than __________ percent.

A. 150

B. 200

C. 300

D. 400

Discuss this answer

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

A. Tungsten carbide

B. High carbon steel

C. High speed steel

D. Drilling

Discuss this answer

The most economical channel section for the fluid flow is the one for which the discharge is maximum for a given cross-sectional area. Vertical velocity distribution in an open channel for laminar flow can be assumed to be

A. Parabolic

B. Hyperbolic

C. Straight line

D. None of these

Discuss this answer

Accepted Answer

C. Resistance

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

Correct Answer :

Show all Chemical Engineering Basics MCQ

Related Questions

The most commonly used moderator in nuclear power plants is

The type of pump used for lifting large quantity of sewage is a __________ pump.

Corona discharge is related to the operation of a/an

The concentration of (H⁺) ions is 4 x 10^-5 in a solution. Then pH of the solution will be (Given log 4 = 0.6)

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

Resilience of a bolt can be increased by increasing its

The noble metals

Which of the following is not used as a bearing material?

A gas which is collected over water becomes moistened due to water vapor, exerts its own partial pressure at the gas temperature, which is termed as its

The excess air required for the combustion of pulverised coal is of the order of about __________ percent.

Pick out the wrong statement.

Specific __________ is a dimensionless quantity.

Copper deposits are found in India at the following location:

Percentage of differential pressure lost in a Venturimeter with a tapering of 15° may be about

In case of condensers & evaporators operating under given terminal conditions, LMTD (logarithmic mean temperature difference) for counter flow as compared to that for parallel flow is

As per the Indian boiler regulation (IBR), the type of joint preferred for the circumferential joint is the __________ joint.

Plasma is

Lead is poured into the joints between two __________ pipes.

Non-ferrous alloys used for making cutting tools need not have high

High endurance limit of carburised machine parts is because of the fact that carburisation

Cementite is in the lamellar form in the __________ phase of steel.

Yield strength of a material is determined by the __________ test.

Cold chisels hammers are made of

One face of a furnace wall is at 1030°C and the other face is exposed to room temperature (30°C). If the thermal conductivity of furnace wall is 3 W. m^{- 1}. k^-1 and the wall thickness is 0.3 m, the maximum heat loss (in W/m) is

Fibre glass is a composite material of

Lead is added to 60:40 brass primarily to improve

__________ has a negative co-efficient of linear expansion.

A polymer is termed as an 'elastomer', if its percentage elongation is more than 100%. An elastomer is termed as 'rubber' if its percentage elongation is more than __________ percent.

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

The most economical channel section for the fluid flow is the one for which the discharge is maximum for a given cross-sectional area. Vertical velocity distribution in an open channel for laminar flow can be assumed to be

Also checkout

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

Correct Answer :

Show all Chemical Engineering Basics MCQ

Related Questions

The most commonly used moderator in nuclear power plants is

The type of pump used for lifting large quantity of sewage is a __________ pump.

Corona discharge is related to the operation of a/an

The concentration of (H+) ions is 4 x 10-5 in a solution. Then pH of the solution will be (Given log 4 = 0.6)

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

Resilience of a bolt can be increased by increasing its

The noble metals

Which of the following is not used as a bearing material?

A gas which is collected over water becomes moistened due to water vapor, exerts its own partial pressure at the gas temperature, which is termed as its

The excess air required for the combustion of pulverised coal is of the order of about __________ percent.

Pick out the wrong statement.

Specific __________ is a dimensionless quantity.

Copper deposits are found in India at the following location:

Percentage of differential pressure lost in a Venturimeter with a tapering of 15° may be about

In case of condensers & evaporators operating under given terminal conditions, LMTD (logarithmic mean temperature difference) for counter flow as compared to that for parallel flow is

As per the Indian boiler regulation (IBR), the type of joint preferred for the circumferential joint is the __________ joint.

Plasma is

Lead is poured into the joints between two __________ pipes.

Non-ferrous alloys used for making cutting tools need not have high

High endurance limit of carburised machine parts is because of the fact that carburisation

Cementite is in the lamellar form in the __________ phase of steel.

Yield strength of a material is determined by the __________ test.

Cold chisels hammers are made of

One face of a furnace wall is at 1030°C and the other face is exposed to room temperature (30°C). If the thermal conductivity of furnace wall is 3 W. m- 1. k-1 and the wall thickness is 0.3 m, the maximum heat loss (in W/m) is

Fibre glass is a composite material of

Lead is added to 60:40 brass primarily to improve

__________ has a negative co-efficient of linear expansion.

A polymer is termed as an 'elastomer', if its percentage elongation is more than 100%. An elastomer is termed as 'rubber' if its percentage elongation is more than __________ percent.

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

The most economical channel section for the fluid flow is the one for which the discharge is maximum for a given cross-sectional area. Vertical velocity distribution in an open channel for laminar flow can be assumed to be

Also checkout

The concentration of (H⁺) ions is 4 x 10^-5 in a solution. Then pH of the solution will be (Given log 4 = 0.6)

One face of a furnace wall is at 1030°C and the other face is exposed to room temperature (30°C). If the thermal conductivity of furnace wall is 3 W. m^{- 1}. k^-1 and the wall thickness is 0.3 m, the maximum heat loss (in W/m) is