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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.

Which of the following is a non-fissile material ?

A Plutonium-239

B Uranium-235

C Uranium-233

D Thorium-232

Review Detailed Answer

Correct Answer: Thorium-232

The new nucleus formed after β-decay of a radioactive element has___________________?

A Less atomic number

B Less atomic weight

C More atomic number

D More atomic weight

Review Detailed Answer

Correct Answer: Less atomic number

If 4 gm of a radioisotope has a half life period of 10 days, the half life of 2 gm of the same isotope will be ____________ days?

A 5

B 10

C 20

D 30

Review Detailed Answer

Correct Answer: 10

The critical mass of a fissionable material can be reduced by__________________?

A Heating it

B Cooling it

C Surrounding it by neutron reflecting material

D Surrounding it by neutron absorbing material

Review Detailed Answer

Correct Answer: Surrounding it by neutron reflecting material

Energy equivalent to one atomic mass unit (amu) is ______________ MeV?

A 9.31

B 93.1

C 931

D 9310

Review Detailed Answer

Correct Answer: 931

Which of the following is the most harmful for the human being ?

A β-rays

B X-rays

C γ-rays

D Ultra violet rays

Review Detailed Answer

Correct Answer: γ-rays

A fast breeder reactor employs___________________?

A Graphite as moderator

B Water as coolant

C Molten sodium as coolant as well as moderator

D U-235 as fuel

Review Detailed Answer

Correct Answer: U-235 as fuel

Both tritium and deuterium have the same number of_______________?

A Neutrons

B Electrons

C Protons

D Nucleons

Review Detailed Answer

Correct Answer: Neutrons

Main source of ______________ is monazite sand?

A Uranium

B Polonium

C Hafnium

D Thorium

Review Detailed Answer

Correct Answer: Thorium

Research reactors are normally meant for_____________________?

A Producing high neutron flux 1012-1013 neutrons/cm2, sec and studying the effect of neutron

B Accelerating the neutrons

C Power generation

D None of these

Review Detailed Answer

Correct Answer: Producing high neutron flux 1012-1013 neutrons/cm2, sec and studying the effect of neutron

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Which of the following is a non-fissile material ?

The new nucleus formed after β-decay of a radioactive element has___________________?

If 4 gm of a radioisotope has a half life period of 10 days, the half life of 2 gm of the same isotope will be ____________ days?

The critical mass of a fissionable material can be reduced by__________________?

Energy equivalent to one atomic mass unit (amu) is ______________ MeV?

Which of the following is the most harmful for the human being ?

A fast breeder reactor employs___________________?

Both tritium and deuterium have the same number of_______________?

Main source of ______________ is monazite sand?

Research reactors are normally meant for_____________________?