Specific gravity of hot metal (pig iron) is __________ times that of the blast furnace slag.

Question

Specific gravity of hot metal (pig iron) is __________ times that of the blast furnace slag.

A. 2

B. 3

C. 0.8

D. 6

Correct Answer :

B. 3

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A.

B.

C.

D.

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Nuclear fission of one atom of uranium-235 produces the energy equivalent to about __________ MeV.

A. 20

B. 200

C. 500

D. 2000

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

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Notched bar test is used for testing the __________ of a material.

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Addition of __________ to steel does not impart hardness.

A. Nickel

B. Copper

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A jig is used while __________ a hole.

A. Boring

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The ratio of mass of a neutron to that of an electron is about 1839. What is the ratio of the mass of a proton to that of an electron?

A. 159

B. 1837

C. 2537

D. 10000

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For which pair of the fuel gases, calorific value (C.V.) of one fuel is almost double that of the other on volume basis (i.e., kcal/Nm³) while the C.V. is same on weight basis (i.e., kcal/kg)?

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On oscilloscope screen for dynamic measurement, lissajous diagram is normally used to determine the __________ of the input signal.

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Upto the critical radius of insulation, added insulation, will

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In troposphere (the weather domain), the temperature 't' at height 'h' above the sea level in metres is given by (where, temperature at sea level is 15°C and t is in °C.)

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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

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Which of the following varies as the square root of oil pressure during atomisation of fuel oil through a pressure jet burner?

Discuss this answer

__________ test can be termed as the semidestructive test.

A. Impact

D. Charpy

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Resilience of a bolt can be increased by increasing its

A. Length

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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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Cast iron contains __________ percent carbon.

A. 2.5

B. 3.75

C. 4.75

D. 5.25

Discuss this answer

Which of the following materials does not form adherent oxide film on surface?

A. Copper

B. Nickel

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Case hardening is not done by

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Which of the following is an example of stress corrosion?

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Answer 1

A. Machinability

Answer 2

B. Toughness

Answer 3

C. Internal stress level

Answer 4

D. Softness

Answer 5

A. Tempered

Answer 6

B. Normalised

Answer 7

C. Annealed

Answer 8

D. Hardened

Answer 9

A. Alloy steel

Answer 10

B. Grey cast iron

Answer 11

C. Mild steel

Answer 12

D. High carbon steel

Answer 13

A. Grouting

Answer 14

B. Eyebolt

Answer 15

C. Anchor bolts

Answer 16

D. Refractory castables

Answer 17

A. Power saving per unit weight of air delivered

Answer 18

B. Moisture elimination in the inter-stage cooler

Answer 19

C. Increased volumetric efficiency

Answer 20

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

Answer 21

A. Close the surface porosity

Answer 22

B. Break the continuity of columnar grains

Answer 23

C. Flatten the weldment

Answer 24

D. Introduce texture in the weld

Answer 25

A. Ferritic stainless steel

Answer 26

B. HSLA steel

Answer 27

C. Titanium

Answer 28

D. Austenitic stainless steel

Answer 29

A. Melts below the melting points of base metals

Answer 30

B. Melts below 300°C

Answer 31

C. Is copper phosphorous alloy

Answer 32

D. Is copper

Answer 33

A. Voltage sensitive null

Answer 34

B. Voltage sensitive deflected

Answer 35

C. Current sensitive deflected

Answer 36

D. None of these

Answer 37

A. Impact strength

Answer 38

B. Endurance limit

Answer 39

C. Machinability

Answer 40

D. Corrosion resistance

Answer 41

C. Chromium

Answer 42

D. Silicon

Answer 43

B. Counter boring

Answer 44

C. Drilling

Answer 45

D. Enlarging

Answer 46

A. Propane and acetylene

Answer 47

B. Propane and LPG

Answer 48

C. Sewage gas and gobar gas

Answer 49

D. B.F gas and coke oven gas

Answer 50

A. Frequency

Answer 51

B. Amplitude

Answer 52

C. Damping

Answer 53

D. None of these

Answer 54

A. Increase the heat loss

Answer 55

B. Decrease heat loss and will have no effect beyond that

Answer 56

C. Decrease heat flux

Answer 57

D. Reduce convection heat loss compared to conduction heat less

Answer 58

A. t = 15 - 0.0065 h

Answer 59

B. t = 15 + 0.0065 h

Answer 60

C. t = 0.0035 h - 15

Answer 61

D. t = 15 - 0.0035 h

Answer 62

A. Output & fineness

Answer 63

B. Velocity

Answer 64

C. Both (A) & (B)

Answer 65

D. None of these

Answer 66

B. Torsion

Answer 67

C. Hardness

Answer 68

B. Shank diameter

Answer 69

C. Head diameter

Answer 70

D. None of these

Answer 71

A. Increasing its cross-sectional area of flow

Answer 72

B. Passing it through a pressure reducing valve

Answer 73

C. Forcing it downwards through a vertical tube

Answer 74

D. None of these

Answer 75

A. Charcoal

Answer 76

B. Calcium carbide

Answer 77

C. Hydrocarbon oil

Answer 78

D. Graphite

Answer 79

D. Both 'a' & 'b'

Answer 80

C. Aluminium

Answer 81

D. Gold & silver

Answer 82

A. Nitriding

Answer 83

B. Hot dipping

Answer 84

C. Electroplating

Answer 85

D. Both b & c

Answer 86

A. Season cracking of brass

Answer 87

B. Caustic embrittlement of steel

Answer 88

C. Both (A) & (B)

Answer 89

D. Neither (A) nor (B)

Specific gravity of hot metal (pig iron) is __________ times that of the blast furnace slag.

Correct Answer :

Show all Chemical Engineering Basics MCQ

Related Questions

Tempering of a material does not improve its

For infinite parallel planes having emissivities ε1 & ε2, the interchange factor for radiation from surface 1 to surface 2 is given by

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

Nuclear fission of one atom of uranium-235 produces the energy equivalent to about __________ MeV.

Oxyacetylene reducing flame is used while carrying out welding on

__________ is used for tying the steel columns to concrete foundation.

Multistage compression of air as compared to single stage compression offers the advantage of

In multipass welds, shot peening is done after each pass to

Liquid nitrogen containers can be made from

Brazing filler metal used for joining steel plates

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

Notched bar test is used for testing the __________ of a material.

Addition of __________ to steel does not impart hardness.

A jig is used while __________ a hole.

The ratio of mass of a neutron to that of an electron is about 1839. What is the ratio of the mass of a proton to that of an electron?

For which pair of the fuel gases, calorific value (C.V.) of one fuel is almost double that of the other on volume basis (i.e., kcal/Nm³) while the C.V. is same on weight basis (i.e., kcal/kg)?

On oscilloscope screen for dynamic measurement, lissajous diagram is normally used to determine the __________ of the input signal.

Upto the critical radius of insulation, added insulation, will

In troposphere (the weather domain), the temperature 't' at height 'h' above the sea level in metres is given by (where, temperature at sea level is 15°C and t is in °C.)

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)

Which of the following varies as the square root of oil pressure during atomisation of fuel oil through a pressure jet burner?

__________ test can be termed as the semidestructive test.

Resilience of a bolt can be increased by increasing its

Dry saturated steam can be converted into superheated steam by

Carbon supply in pack carburising process is in the form of

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

Cast iron contains __________ percent carbon.

Which of the following materials does not form adherent oxide film on surface?

Case hardening is not done by

Which of the following is an example of stress corrosion?

Also checkout

Specific gravity of hot metal (pig iron) is __________ times that of the blast furnace slag.

Correct Answer :

Show all Chemical Engineering Basics MCQ

Related Questions

Tempering of a material does not improve its

For infinite parallel planes having emissivities ε1 & ε2, the interchange factor for radiation from surface 1 to surface 2 is given by

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

Nuclear fission of one atom of uranium-235 produces the energy equivalent to about __________ MeV.

Oxyacetylene reducing flame is used while carrying out welding on

__________ is used for tying the steel columns to concrete foundation.

Multistage compression of air as compared to single stage compression offers the advantage of

In multipass welds, shot peening is done after each pass to

Liquid nitrogen containers can be made from

Brazing filler metal used for joining steel plates

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

Notched bar test is used for testing the __________ of a material.

Addition of __________ to steel does not impart hardness.

A jig is used while __________ a hole.

The ratio of mass of a neutron to that of an electron is about 1839. What is the ratio of the mass of a proton to that of an electron?

For which pair of the fuel gases, calorific value (C.V.) of one fuel is almost double that of the other on volume basis (i.e., kcal/Nm3) while the C.V. is same on weight basis (i.e., kcal/kg)?

On oscilloscope screen for dynamic measurement, lissajous diagram is normally used to determine the __________ of the input signal.

Upto the critical radius of insulation, added insulation, will

In troposphere (the weather domain), the temperature 't' at height 'h' above the sea level in metres is given by (where, temperature at sea level is 15°C and t is in °C.)

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)

Which of the following varies as the square root of oil pressure during atomisation of fuel oil through a pressure jet burner?

__________ test can be termed as the semidestructive test.

Resilience of a bolt can be increased by increasing its

Dry saturated steam can be converted into superheated steam by

Carbon supply in pack carburising process is in the form of

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

Cast iron contains __________ percent carbon.

Which of the following materials does not form adherent oxide film on surface?

Case hardening is not done by

Which of the following is an example of stress corrosion?

Also checkout

For which pair of the fuel gases, calorific value (C.V.) of one fuel is almost double that of the other on volume basis (i.e., kcal/Nm³) while the C.V. is same on weight basis (i.e., kcal/kg)?