Minimum number of members required to form a Public Limited Joint Stock Com-pany is

Question

Minimum number of members required to form a Public Limited Joint Stock Com-pany is

A. 7

B. 10

C. 12

D. 17

Correct Answer :

A. 7

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Temperature profile along the length of a gasgas counter flow heat exchanger is correctly represented by

A.

B.

C.

D.

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Diffusion co-efficient of a metal in a solid solution depends upon its

Discuss this answer

Corona discharge is related to the operation of a/an

Discuss this answer

For the irreversible reaction, C_a+ 2C = C_a C₂ , Δ H°298 = - 60000 J . mole_-1 . If a system initially containing 2 moles of calcium, 3 moles of carbon and 1 mole of calcium carbide is allowed to react to completion, the heat evolved at 298 K will be

Discuss this answer

Direct conversion of thermal energy to electrical energy is facilitated by the

Discuss this answer

Velocity of a gas in sound is not proportional to (where, T = Absolute temperature of the gas. P = Absolute pressure of the gas. y = Ratio of specific heats (Cp/Cv) ρ = specific weight of the gas)

A. √T

B. 1/√P

C. √y

Discuss this answer

Lead is poured into the joint between two- __________ pipes.

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'Flare tower' used in industry is meant for

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Pick out the correct statement about the condensation.

Discuss this answer

For dynamic strain measurement, the Wheatstone bridge used is of __________ type.

Discuss this answer

Strain hardening effect in a metal subjected to cold working is due to the __________ mechanism.

C. Slip

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Glass reacts with

B. HF

C. HNO₃

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Which of the following commonly used condenser tube materials has the lowest thermal conductivity?

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'Ice point' is designated on Fahrenheit temperature scale by

A. 0°

B. 32°

C. 62°

D. 212°

Discuss this answer

Magnetic permeability of iron is increased by its

Discuss this answer

Particle nature of cathode rays is proved due to the fact that they

Discuss this answer

The ratio of thermal & electrical conductivity is same for all the metals at the same temperature; and at around room temperature, this ratio is proportional to(where, T = absolute temperature, °K)

A. T

B. 1/T

C. T²

D. 1/T²

Discuss this answer

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

Discuss this answer

Pick out the correct combination about the role of various additives used in polymers.

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Hot extrusion process is not used for making

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Which of the following parameters is not responsible for the heat loss from a hot steam carrying bare pipe surface located in a room without fans?

Discuss this answer

With increase in compression ratio, the volumetric efficiency of air compressor

Discuss this answer

The most suitable material for die casting is

A. Iron

B. Copper

C. Steel

D. Nickel

Discuss this answer

Air/fuel ratio on molar (volume) basis for combustion of methane with theoretical quantity of air with be

Discuss this answer

Reduction in the grain size reduces the __________ of the material.

Discuss this answer

Between 230 and 370°C, blue brittleness is caused in mild steel because of the

Discuss this answer

A material is capable of resisting softening at high temperature, because of its property termed as

D. Creep

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LVDT used for displacement measurement is a/an __________ transducer.

B. Active

Discuss this answer

Fire in fuel gas pipelines is extinguished most effectively by

Discuss this answer

__________ test is the appropriate test to determine whether a material is ductile or brittle.

A. Impact

Discuss this answer

Answer 1

A. Composition

Answer 2

B. Temperature

Answer 3

C. Both (A) & (B)

Answer 4

D. Neither (A) nor (B)

Answer 5

A. Induction motor

Answer 6

B. Electrostatic precipitator

Answer 7

C. Fast breeder reactor

Answer 8

D. Magneto hydrodynamic generator (MHD)

Answer 9

A. 30,000 J

Answer 10

B. 60,000 J

Answer 11

C. 90,000 J

Answer 12

D. 2,40,000 J

Answer 13

A. Fuel cells

Answer 14

B. Photo voltaic cell

Answer 15

C. Magneto hydrodynamic generator

Answer 16

D. None of these

Answer 17

D. 1/√ρ

Answer 18

A. Mild steel

Answer 19

B. Concrete

Answer 20

C. Cast iron

Answer 21

D. Asbestos cement

Answer 22

A. Venting off (after burning) the excess inflammable/toxic gases at high pressure

Answer 23

B. Absorbing the pollutant gases from the furnace exhaust

Answer 24

C. Cooling of furnace exhaust gases

Answer 25

D. None of these

Answer 26

A. Filmwise condensation gives a lower heat transfer rate than the dropwise condensation

Answer 27

B. Suitable coating or vapour additive is used to promote film wise condensation

Answer 28

C. If a condensing liquid does not wet the surface dropwise, even then condensation will take place on it

Answer 29

D. Reynolds number of condensing liquid is based on its mass flow rate

Answer 30

A. Voltage sensitive null

Answer 31

B. Voltage sensitive deflected

Answer 32

C. Current sensitive deflected

Answer 33

D. None of these

Answer 34

A. Fracture

Answer 35

B. Dislocation

Answer 36

D. Twinning

Answer 37

A. H₂SO₃

Answer 38

D. K₂Cr₂O₇

Answer 39

A. Admiralty brass

Answer 40

B. Stainless steel

Answer 41

C. Aluminium brass

Answer 42

D. Titanium

Answer 43

A. Decarburising

Answer 44

B. Alloying with cobalt

Answer 45

C. Purification

Answer 46

D. Alternate heating & cooling

Answer 47

A. Travel in a straight line

Answer 48

B. Get deflected by magnetic electric field

Answer 49

C. Produce fluorescence

Answer 50

D. Heat the exposed material

Answer 51

A. Plasticiser: increases the polymer strength

Answer 52

B. Heat stabiliser: increases the maximum service temperature

Answer 53

C. Fillers: Does not affect the property of polymer but increases its weight

Answer 54

D. Lubricants: increases the flexibility of polymers

Answer 55

A. Cast iron pipe for domestic water supply

Answer 56

B. Aluminium curtain rods

Answer 57

C. Stainless steel tubes used in furnitures

Answer 58

D. Any of these

Answer 59

A. Emissivity of pipe surface

Answer 60

B. Diameter & length of the pipe

Answer 61

C. Temperature of hot pipe surface & that of air in the room

Answer 62

D. None of these

Answer 63

A. Increases

Answer 64

B. Decreases

Answer 65

C. Remain same

Answer 66

D. May increase or decrease (depends on the suction pressure)

Answer 67

A. 9.5 : 1

Answer 68

B. 12.5 : 1

Answer 69

C. 15.5 : 1

Answer 70

D. 18.5 : 1

Answer 71

A. Fatigue resistance

Answer 72

B. Tensile strength

Answer 73

C. Creep resistance

Answer 74

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

Answer 75

A. Immobility of dislocation

Answer 76

B. Strain-ageing

Answer 77

C. Increase in Young's modulus

Answer 78

D. Strain hardening

Answer 79

A. Hot temper

Answer 80

B. Hot hardness

Answer 81

C. Fatigue

Answer 82

A. Passive

Answer 83

C. Capacitive

Answer 84

D. None of these

Answer 85

A. Spraying water

Answer 86

B. Blanketting the area with nitrogen atmosphere

Answer 87

C. Fire fighting foam

Answer 88

D. None of these

Answer 89

B. Cupping

Answer 90

C. Hardness

Answer 91

D. Tensile

Minimum number of members required to form a Public Limited Joint Stock Com-pany is

Correct Answer :

Show all Chemical Engineering Basics MCQ

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Temperature profile along the length of a gasgas counter flow heat exchanger is correctly represented by

Diffusion co-efficient of a metal in a solid solution depends upon its

Corona discharge is related to the operation of a/an

For the irreversible reaction, C_a+ 2C = C_a C₂ , Δ H°298 = - 60000 J . mole_-1 . If a system initially containing 2 moles of calcium, 3 moles of carbon and 1 mole of calcium carbide is allowed to react to completion, the heat evolved at 298 K will be

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'Ice point' is designated on Fahrenheit temperature scale by

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Pick out the correct combination about the role of various additives used in polymers.

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Which of the following parameters is not responsible for the heat loss from a hot steam carrying bare pipe surface located in a room without fans?

With increase in compression ratio, the volumetric efficiency of air compressor

The most suitable material for die casting is

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Reduction in the grain size reduces the __________ of the material.

Between 230 and 370°C, blue brittleness is caused in mild steel because of the

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Also checkout

Minimum number of members required to form a Public Limited Joint Stock Com-pany is

Correct Answer :

Show all Chemical Engineering Basics MCQ

Related Questions

Temperature profile along the length of a gasgas counter flow heat exchanger is correctly represented by

Diffusion co-efficient of a metal in a solid solution depends upon its

Corona discharge is related to the operation of a/an

For the irreversible reaction, Ca+ 2C = Ca C2 , Δ H°298 = - 60000 J . mole-1 . If a system initially containing 2 moles of calcium, 3 moles of carbon and 1 mole of calcium carbide is allowed to react to completion, the heat evolved at 298 K will be

Direct conversion of thermal energy to electrical energy is facilitated by the

Velocity of a gas in sound is not proportional to (where, T = Absolute temperature of the gas. P = Absolute pressure of the gas. y = Ratio of specific heats (Cp/Cv) ρ = specific weight of the gas)

Lead is poured into the joint between two- __________ pipes.

'Flare tower' used in industry is meant for

Pick out the correct statement about the condensation.

For dynamic strain measurement, the Wheatstone bridge used is of __________ type.

Strain hardening effect in a metal subjected to cold working is due to the __________ mechanism.

Glass reacts with

Which of the following commonly used condenser tube materials has the lowest thermal conductivity?

'Ice point' is designated on Fahrenheit temperature scale by

Magnetic permeability of iron is increased by its

Particle nature of cathode rays is proved due to the fact that they

The ratio of thermal & electrical conductivity is same for all the metals at the same temperature; and at around room temperature, this ratio is proportional to(where, T = absolute temperature, °K)

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

Pick out the correct combination about the role of various additives used in polymers.

Hot extrusion process is not used for making

Which of the following parameters is not responsible for the heat loss from a hot steam carrying bare pipe surface located in a room without fans?

With increase in compression ratio, the volumetric efficiency of air compressor

The most suitable material for die casting is

Air/fuel ratio on molar (volume) basis for combustion of methane with theoretical quantity of air with be

Reduction in the grain size reduces the __________ of the material.

Between 230 and 370°C, blue brittleness is caused in mild steel because of the

A material is capable of resisting softening at high temperature, because of its property termed as

LVDT used for displacement measurement is a/an __________ transducer.

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__________ test is the appropriate test to determine whether a material is ductile or brittle.

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For the irreversible reaction, C_a+ 2C = C_a C₂ , Δ H°298 = - 60000 J . mole_-1 . If a system initially containing 2 moles of calcium, 3 moles of carbon and 1 mole of calcium carbide is allowed to react to completion, the heat evolved at 298 K will be