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Mechanical Engineering Mcqs 1919 MCQs [All-Courses]

Mechanical Engineering MCQs prepared for job test and interview preparation, especially for fresh graduates, students, and candidates appearing in competitive exams. These multiple-choice questions cover key topics such as Machine Design, Theory of Machines, Hydraulic Machines, and other important mechanical engineering concepts.

A fast breeder reactor uses following as fuel_________________?

A enriched uranium

B plutonium

C thorium

D U235

Review Detailed Answer

Correct Answer: U235

In boiling water reactor, moderator is__________________?

A coolant itself

B ferrite rod

C graphite rod

D liquid sodium metal

Review Detailed Answer

Correct Answer: coolant itself

Pressurised water reactor is designed________________?

A for boiling pi water in the core

B to use liquid sodium metal as coolant

C to use intermediate coolant

D to prevent the water coolant from boiling in the core

Review Detailed Answer

Correct Answer: to prevent the water coolant from boiling in the core

A fast breeder reactor uses_______________?

A 90% U-235

B U-238

C U-235

D Pu-239

Review Detailed Answer

Correct Answer: 90% U-235

Effective moderators are those materials which contain____________________?

A light weight atoms

B heavy weight atoms

C critical atoms

D zero weight atoms

Review Detailed Answer

Correct Answer: light weight atoms

The coolant used in boiling water reactor is________________?

A Co2

B pressurised water

C mixture of water and steam

D liquid metal

Review Detailed Answer

Correct Answer: mixture of water and steam

The most practical fuel for a thermo-nuclear reactor, both from econocical and nuclear consideration is____________________?

A plutonium

B uranium

C deuterium

D thorium

Review Detailed Answer

Correct Answer: deuterium

The presence of reflector in nuclear power plants results in___________________?

A increased production of neutrons

B complete absorption of neutrons

C controlled production of neutrons

D decreased leakage of neutrons

Review Detailed Answer

Correct Answer: decreased leakage of neutrons

The efficiency of a nuclear power plant in comparison to conventional and nuclear consideration is__________________?

A higher cost of nuclear fuel

B high initial cost

C high heat rejection in condenser

D lower temperature and pressure condi-tions

Review Detailed Answer

Correct Answer: lower temperature and pressure condi-tions

The fuel needed, with reflector in nuclear power plant, in order to generate sufficient neutrons to sustain a chain reaction, would be________________?

A more

B less

C same

D zero

Review Detailed Answer

Correct Answer: less

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Mechanical Engineering Mcqs 1919 MCQs [All-Courses]

All Topics 1919

All Topics 1919

A fast breeder reactor uses following as fuel_________________?

In boiling water reactor, moderator is__________________?

Pressurised water reactor is designed________________?

A fast breeder reactor uses_______________?

Effective moderators are those materials which contain____________________?

The coolant used in boiling water reactor is________________?

The most practical fuel for a thermo-nuclear reactor, both from econocical and nuclear consideration is____________________?

The presence of reflector in nuclear power plants results in___________________?

The efficiency of a nuclear power plant in comparison to conventional and nuclear consideration is__________________?

The fuel needed, with reflector in nuclear power plant, in order to generate sufficient neutrons to sustain a chain reaction, would be________________?