Which of the following fastening devices has its both ends threaded?

Question

Which of the following fastening devices has its both ends threaded?

A. Bolt

B. Stud

Correct Answer :

B. Stud

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The yield point phenomenon observed in annealed low carbon steel is due to the presence of the following element.

B. Carbon

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

Discuss this answer

Filler material used in welding should have __________ as compared to the parent metal to be welded.

Discuss this answer

The product of a commercial direct reduction process is

Discuss this answer

Thermit welding uses the following energy source.

Discuss this answer

A material in which the atoms are arranged regularly in some directions but not in others, is termed as 'mesomorphous material'; an example of which is

A. Lead

B. Glass

C. Mica

D. Silver

Discuss this answer

Principal alloying elements of cast tool alloys which have very high wear resistance & high temperature strength are

Discuss this answer

Superheating of steam is done at constant

D. Volume

Discuss this answer

The thickness of oxide film is y at time t. If are the temperature dependent constants, the parabolic law of oxidation is given by

A.

B.

C.

D.

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A solution which resists change in its pH value on addition of acid/alkali is called the __________ solution.

B. Ideal

C. Buffer

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

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The most detrimental impurity in high pressure boiler feed water is

C. Silica

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Magnetic permeability of iron is increased by its

Discuss this answer

Carnot cycle is also termed as the constant __________ cycle in thermodynamics.

C. Volume

D. Heat

Discuss this answer

Thermal efficiency of an internal combustion engine is around __________ percent.

A. 8

B. 35

C. 65

D. 80

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Which one is neutral in character?

B. N₂O

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Resistance of an electrical conductor is proportional to its (where, l = length and A = cross-sectional area of the conductor)

A. A

B. l

C. A2

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The transition temperature at which all the ferromagnetic materials become paramagnetic materials is termed as the 'Curie temperature'. Its value for cobalt is __________ °C.

A. 768

B. 1127

C. 1359

D. 1480

Discuss this answer

The same volume of all gases is representative of their

Discuss this answer

Alloying elements present in Haynes stellite, which has superior performance than high speed steel, are:

Discuss this answer

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

Discuss this answer

'Ice point' is designated on Fahrenheit temperature scale by

A. 0°

B. 32°

C. 62°

D. 212°

Discuss this answer

Which of the following is an unconventional source of energy?

Discuss this answer

Increase in temperature, in general results in the

Discuss this answer

With decrease in the grain size of a material, its creep resistance

Discuss this answer

The efficiency of a Carnot heat engine operating between absolute temperatures T₁ and T₂ (when, T₁ > T₂) is given by (T₁ - T₂)/T₁. The co-efficient of performance (CO.P.) of a Carnot heat pump operating between T₁ and T₂ is given by

Discuss this answer

Maximum consumption of limestone is in the __________ industry.

B. Cement

C. Glass

Discuss this answer

Gas turbine normally employs a constant __________ cycle.

C. Volume

Discuss this answer

Eutectoid composition of carbon steel at room temperature is

Discuss this answer

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

A. Steel

C. Water

Discuss this answer

Answer 1

C. Set screw

Answer 2

D. Split nut

Answer 3

A. Silicon

Answer 4

C. Phosphorous

Answer 5

D. Chromium

Answer 6

A. Tempering

Answer 7

B. Hardening

Answer 8

C. Annealing

Answer 9

D. Normalising

Answer 10

A. Lower melting temperature

Answer 11

B. Same melting temperature

Answer 12

C. Same composition

Answer 13

D. Both 'b' & 'c'

Answer 14

A. Liquid iron

Answer 15

B. Solid iron

Answer 16

C. Sponge iron

Answer 17

D. Iron saturated with carbon

Answer 18

A. Electrical energy

Answer 19

B. Chemical energy

Answer 20

C. Energy of high velocity electrons

Answer 21

D. Heat generated by friction

Answer 22

A. Cobalt, chromium & tungsten

Answer 23

B. Cobalt, chromium & nickel

Answer 24

C. Molybdenum, tungsten & chromium

Answer 25

D. Cobalt, zirconium & molybdenum

Answer 26

A. Enthalpy

Answer 27

B. Entropy

Answer 28

C. Pressure

Answer 29

A. Neutral

Answer 30

D. Zero pH

Answer 31

A. To reduce the head loss in discharge

Answer 32

B. To increase the pump efficiency

Answer 33

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

Answer 34

D. To increase the pump discharge rate

Answer 35

A. Suspended salt

Answer 36

B. Dissolved salt

Answer 37

D. Turbidity

Answer 38

A. Decarburising

Answer 39

B. Alloying with cobalt

Answer 40

C. Purification

Answer 41

D. Alternate heating & cooling

Answer 42

A. Entropy

Answer 43

B. Pressure

Answer 44

A. N₂O₄

Answer 45

C. N₂O₅

Answer 46

D. N₂O₃

Answer 47

D. Both 'a' & 'b'

Answer 48

A. Specific gravities

Answer 49

B. Densities

Answer 50

C. Gas characteristic constants

Answer 51

D. Molecular weights

Answer 52

A. Nickel, cobalt & chromium

Answer 53

B. Tungsten, chromium & cobalt

Answer 54

C. Manganese, chromium & cobalt

Answer 55

D. Tungsten, molybdenum & nickel

Answer 56

A. Thermal power

Answer 57

B. Hydroelectric power

Answer 58

C. Nuclear-fusion power

Answer 59

D. Solar power

Answer 60

A. Decrease in the viscosities of both liquids & gases

Answer 61

B. Increase in the viscosities of both liquids & gases

Answer 62

C. Increase in the viscosity of liquids and decrease in that of gases

Answer 63

D. Decrease in the viscosity of liquids and increase in that of gases

Answer 64

A. Increases

Answer 65

B. Decreases

Answer 66

C. Remain constant

Answer 67

D. Either (A) or (B); depends on the material

Answer 68

A. T₁/(T₁-T₂)

Answer 69

B. T₂/(T₁-T₂)

Answer 70

C. T₁/T₂

Answer 71

D. T₂/T₁

Answer 72

A. Iron and steel

Answer 73

D. Fertiliser

Answer 74

A. Pressure

Answer 75

B. Temperature

Answer 76

D. None of these

Answer 77

A. Cementite

Answer 78

B. Pearlite

Answer 79

C. Martensite

Answer 80

D. Ferrite

Answer 81

B. Lignite

Answer 82

D. Lime stone

Which of the following fastening devices has its both ends threaded?

Correct Answer :

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Related Questions

The yield point phenomenon observed in annealed low carbon steel is due to the presence of the following element.

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

Filler material used in welding should have __________ as compared to the parent metal to be welded.

The product of a commercial direct reduction process is

Thermit welding uses the following energy source.

A material in which the atoms are arranged regularly in some directions but not in others, is termed as 'mesomorphous material'; an example of which is

Principal alloying elements of cast tool alloys which have very high wear resistance & high temperature strength are

Superheating of steam is done at constant

The thickness of oxide film is y at time t. If are the temperature dependent constants, the parabolic law of oxidation is given by

A solution which resists change in its pH value on addition of acid/alkali is called the __________ solution.

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

The most detrimental impurity in high pressure boiler feed water is

Magnetic permeability of iron is increased by its

Carnot cycle is also termed as the constant __________ cycle in thermodynamics.

Thermal efficiency of an internal combustion engine is around __________ percent.

Which one is neutral in character?

Resistance of an electrical conductor is proportional to its (where, l = length and A = cross-sectional area of the conductor)

The transition temperature at which all the ferromagnetic materials become paramagnetic materials is termed as the 'Curie temperature'. Its value for cobalt is __________ °C.

The same volume of all gases is representative of their

Alloying elements present in Haynes stellite, which has superior performance than high speed steel, are:

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

'Ice point' is designated on Fahrenheit temperature scale by

Which of the following is an unconventional source of energy?

Increase in temperature, in general results in the

With decrease in the grain size of a material, its creep resistance

The efficiency of a Carnot heat engine operating between absolute temperatures T₁ and T₂ (when, T₁ > T₂) is given by (T₁ - T₂)/T₁. The co-efficient of performance (CO.P.) of a Carnot heat pump operating between T₁ and T₂ is given by

Maximum consumption of limestone is in the __________ industry.

Gas turbine normally employs a constant __________ cycle.

Eutectoid composition of carbon steel at room temperature is

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

Also checkout

Which of the following fastening devices has its both ends threaded?

Correct Answer :

Show all Chemical Engineering Basics MCQ

Related Questions

The yield point phenomenon observed in annealed low carbon steel is due to the presence of the following element.

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

Filler material used in welding should have __________ as compared to the parent metal to be welded.

The product of a commercial direct reduction process is

Thermit welding uses the following energy source.

A material in which the atoms are arranged regularly in some directions but not in others, is termed as 'mesomorphous material'; an example of which is

Principal alloying elements of cast tool alloys which have very high wear resistance & high temperature strength are

Superheating of steam is done at constant

The thickness of oxide film is y at time t. If are the temperature dependent constants, the parabolic law of oxidation is given by

A solution which resists change in its pH value on addition of acid/alkali is called the __________ solution.

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

The most detrimental impurity in high pressure boiler feed water is

Magnetic permeability of iron is increased by its

Carnot cycle is also termed as the constant __________ cycle in thermodynamics.

Thermal efficiency of an internal combustion engine is around __________ percent.

Which one is neutral in character?

Resistance of an electrical conductor is proportional to its (where, l = length and A = cross-sectional area of the conductor)

The transition temperature at which all the ferromagnetic materials become paramagnetic materials is termed as the 'Curie temperature'. Its value for cobalt is __________ °C.

The same volume of all gases is representative of their

Alloying elements present in Haynes stellite, which has superior performance than high speed steel, are:

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

'Ice point' is designated on Fahrenheit temperature scale by

Which of the following is an unconventional source of energy?

Increase in temperature, in general results in the

With decrease in the grain size of a material, its creep resistance

The efficiency of a Carnot heat engine operating between absolute temperatures T1 and T2 (when, T1 > T2) is given by (T1 - T2)/T1. The co-efficient of performance (CO.P.) of a Carnot heat pump operating between T1 and T2 is given by

Maximum consumption of limestone is in the __________ industry.

Gas turbine normally employs a constant __________ cycle.

Eutectoid composition of carbon steel at room temperature is

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

Also checkout

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

The efficiency of a Carnot heat engine operating between absolute temperatures T₁ and T₂ (when, T₁ > T₂) is given by (T₁ - T₂)/T₁. The co-efficient of performance (CO.P.) of a Carnot heat pump operating between T₁ and T₂ is given by