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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.

Thermal nuclear reactors using enriched uranium as fuel contains a maximum of ____________ percent fissile material i.e. U-235?

A 1

B 2

C 3

D 7

Review Detailed Answer

Correct Answer: 3

In β-decay of radioactive material, the ratio of neutron to proton____________________?

A Increases

B Remain same

C Decreases

D Is unpredictable; may increase or decrease

Review Detailed Answer

Correct Answer: Decreases

The largest stable nucleus is ________________?

A U-235

B U-238

C Pb-206

D Bi-209

Review Detailed Answer

Correct Answer: U-235

The disintegration rate of a radioactive element _______________?

A Progressively increases

B Progressively decreases

C Remains constant throughout

D May increase or decrease depending on the material

Review Detailed Answer

Correct Answer: Progressively decreases

The phenomenon of nuclear fission is opposite to that of__________________?

A Radioactive decay

B Thermionic emission

C Nuclear fusion

D Combustion

Review Detailed Answer

Correct Answer: Nuclear fusion

The most commonly used nuclear fuel in boiling water reactor is___________________?

A Enriched uranium

B Natural uranium

C Plutonium

D Monazite sand

Review Detailed Answer

Correct Answer: Enriched uranium

Heavy water has maximum density at ______________ °C ?

A 4

B 11.6

C 0

D 18.6

Review Detailed Answer

Correct Answer: 11.6

In the nuclear reaction, 93N239→ 94Pu239 + ?; the missing particle is a/an__________________?

A Electron

B Proton

C Neutron

D Position

Review Detailed Answer

Correct Answer: Electron

The molecular weight of heavy water is_________________?

A 10

B 18

C 20

D 36

Review Detailed Answer

Correct Answer: 20

Spent fuel from the nuclear thermal reactor contains__________________?

A Fission products

B Plutonium

C Unused fuel

D All A., B. & C.

Review Detailed Answer

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

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Thermal nuclear reactors using enriched uranium as fuel contains a maximum of ____________ percent fissile material i.e. U-235?

In β-decay of radioactive material, the ratio of neutron to proton____________________?

The largest stable nucleus is ________________?

The disintegration rate of a radioactive element _______________?

The phenomenon of nuclear fission is opposite to that of__________________?

The most commonly used nuclear fuel in boiling water reactor is___________________?

Heavy water has maximum density at ______________ °C ?

In the nuclear reaction, 93N239→ 94Pu239 + ?; the missing particle is a/an__________________?

The molecular weight of heavy water is_________________?

Spent fuel from the nuclear thermal reactor contains__________________?