Chemical Engineering Basics MCQ Questions & Answers | Chemical Engineering

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71.
The elastic strain energy of a unit length of an edge dislocation as compared to that of a screw dislocation is

A. More

B. Equal

C. Less

D. Double

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72.
Wavelength of radiation emitted by a body depends on the __________ of its surface.

A. Temperature

B. Area

C. Nature

D. All of the above

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73.
Cementite is in the lamellar form in the __________ phase of steel.

A. Martensitic

B. Bainitic

C. Pearlitic

D. Ferritic

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74.
Otto cycle used in spark ignition petrol engines is also known as the constant __________ cycle.

A. Volume

B. Pressure

C. Heat

D. None of these

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75.
The mechanism which changes the value of manipulated variable in response to the output signal from the control unit is called the

A. Final control element

B. On-off control

C. Floating control action

D. None of these

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76.
Which of the following is a weak acid?

A. HF

B. HCl

C. HI

D. HBr

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77.
The 'laughing gas' is

A. Nitrous oxide

B. Nitric oxide

C. Nitrogen trioxide

D. Nitrogen pentoxide

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78.
Pick out the wrong statement.

A. Complete unity of command exists in a line organisation

B. Line organisation is net suitable for expansion and growth of an industry

C. In line and staff organisation, "line" executes and "staff directs

D. None of these

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79.
Out of the following, __________ pipe is the least corrosion resistant.

A. Mild steel

B. Copper

C. Wrought iron

D. Stainless steel

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80.
Out of the following, the most melleable material is

A. Copper

B. Aluminium

C. Wrought iron

D. Lead

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Chemical Engineering Basics MCQ Questions & Answers | Chemical Engineering

71. The elastic strain energy of a unit length of an edge dislocation as compared to that of a screw dislocation is

Answer & Solution

72. Wavelength of radiation emitted by a body depends on the __________ of its surface.

Answer & Solution

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

Answer & Solution

74. Otto cycle used in spark ignition petrol engines is also known as the constant __________ cycle.

Answer & Solution

75. The mechanism which changes the value of manipulated variable in response to the output signal from the control unit is called the

Answer & Solution

76. Which of the following is a weak acid?

Answer & Solution

77. The 'laughing gas' is

Answer & Solution

78. Pick out the wrong statement.

Answer & Solution

79. Out of the following, __________ pipe is the least corrosion resistant.

Answer & Solution

80. Out of the following, the most melleable material is

Answer & Solution

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71.
The elastic strain energy of a unit length of an edge dislocation as compared to that of a screw dislocation is

72.
Wavelength of radiation emitted by a body depends on the __________ of its surface.

73.
Cementite is in the lamellar form in the __________ phase of steel.

74.
Otto cycle used in spark ignition petrol engines is also known as the constant __________ cycle.

75.
The mechanism which changes the value of manipulated variable in response to the output signal from the control unit is called the

76.
Which of the following is a weak acid?

77.
The 'laughing gas' is

78.
Pick out the wrong statement.

79.
Out of the following, __________ pipe is the least corrosion resistant.

80.
Out of the following, the most melleable material is