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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

Chemical Engineering MCQs designed for job test and interview preparation, particularly for fresh graduates, students, and candidates appearing in competitive exams. These multiple-choice questions cover important topics such as the fundamentals of chemical engineering, chemical processes, chemical reactions, process control, and instrumentation, along with other key concepts in the field.

Fast breeder nuclear reactors using enriched uranium as fuel may contain upto a maximum of ____________ percent of U-235 (i.e. fissile material)?

A 15

B 45

C 65

D 85

Review Detailed Answer

Correct Answer: 85

Primary purpose of a ____________ nuclear reactor is to supply a high neutron flux of the order of 1013 to 1014neutrons/cm2 second?

A Research

B Power

C Breeder

D Homogeneous

Review Detailed Answer

Correct Answer: Research

Heavy water is preferred over ordinary water as a coolant, because it?

A Acts both as an efficient coolant as well as a moderator

B Can be heated to a higher temperature without pressurizing

C Is less prone to radiation damage

D All A., B. and C.

Review Detailed Answer

Correct Answer: All A., B. and C.

An ideal coolant for a nuclear reactor should ________________?

A Be a good absorber of neutrons

B Be capable of attaining high temperature, only when it is pressurised

C Have high density, but low heat transfer co-efficient

D Be free from radiation damage and non-corrosive

Review Detailed Answer

Correct Answer: Be free from radiation damage and non-corrosive

The number of neutrons accompanying the formation of 54Xe139 and 38Sr94 from the absorption of a slow neutron by 92U235, followed by nuclear fission is __________________?

A 1

B 2

C 3

D 4

Review Detailed Answer

Correct Answer: 3

The atomic number of an element is equal to the number of ______________ present in its atom?

A Neutrons

B Electrons

C Protons

D Either B. or C.

Review Detailed Answer

Correct Answer: Either B. or C.

Radioactive decay is a _____________ change?

A Chemical

B Nuclear

C Physical

D None of these

Review Detailed Answer

Correct Answer: Nuclear

The mass number of an element is equal to the number of _____________ in the nucleus?

A Electrons

B Neutrons

C Protons

D Neutrons plus protons (i.e., nucleons)

Review Detailed Answer

Correct Answer: Neutrons

_____________ have the same mass number, but different nuclear charge ?

A Isotopes

B Isobars

C Isotones

D None of these

Review Detailed Answer

Correct Answer: Isobars

Energy produced in the nuclear fission is of the order of _____________ MeV?

A 20

B 200

C 1000

D 2000

Review Detailed Answer

Correct Answer: 20

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

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All Topics 9594

Fast breeder nuclear reactors using enriched uranium as fuel may contain upto a maximum of ____________ percent of U-235 (i.e. fissile material)?

Primary purpose of a ____________ nuclear reactor is to supply a high neutron flux of the order of 1013 to 1014neutrons/cm2 second?

Heavy water is preferred over ordinary water as a coolant, because it?

An ideal coolant for a nuclear reactor should ________________?

The number of neutrons accompanying the formation of 54Xe139 and 38Sr94 from the absorption of a slow neutron by 92U235, followed by nuclear fission is __________________?

The atomic number of an element is equal to the number of ______________ present in its atom?

Radioactive decay is a _____________ change?

The mass number of an element is equal to the number of _____________ in the nucleus?

_____________ have the same mass number, but different nuclear charge ?

Energy produced in the nuclear fission is of the order of _____________ MeV?