Fusion Plasma MCQs with Answers

adminApril 4, 2024

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Welcome to the Fusion Plasma MCQs with Answers. In this post, we have shared Fusion Plasma Online Test for different competitive exams. Find practice Fusion Plasma Practice Questions with answers in Physics Tests exams here. Each question offers a chance to enhance your knowledge regarding Fusion Plasma.

Fusion Plasma Online Quiz

By presenting 3 options to choose from, Fusion Plasma Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of Fusion Plasma Questions and Answers and click over the correct answer.

Test Name: Fusion Plasma MCQ Quiz Practice
Type: Quiz Test
Total Questions: 40
Total Marks: 40
Time: 40 minutes

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Fusion Plasma

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1 / 40

What is the term for the amount of time plasma must be confined to achieve fusion?

Reaction time

Confinement time

Plasma time

2 / 40

What is the role of the divertor in a tokamak?

Generate magnetic fields

Heat the plasma

Remove impurities

3 / 40

What is the most common fusion reaction in the sun?

D-T fusion

Proton-proton chain

CNO cycle

4 / 40

What is the primary role of superconducting magnets in a fusion reactor?

Cool the plasma

Heat the plasma

Generate strong magnetic fields

5 / 40

What is the main advantage of fusion over fission?

Produces more energy

Easier to control

Produces less radioactive waste

6 / 40

What is the primary reason for using deuterium in fusion reactions?

Higher reaction rate

Easier to handle

Lower cost

7 / 40

What is the primary function of the blanket in a fusion reactor?

Reflect magnetic fields

Absorb neutrons

Contain the plasma

8 / 40

What is the main purpose of plasma heating in a fusion reactor?

Achieve ignition temperature

Stabilize the plasma

Control the pressure

9 / 40

What is the primary byproduct of deuterium-tritium fusion?

Electron

Neutron

Proton

10 / 40

What is the main method of plasma heating in tokamaks?

Mechanical heating

Ohmic heating

Laser heating

11 / 40

What type of wave is often used for heating and current drive in fusion plasmas?

Gravitational wave

Electromagnetic wave

Sound wave

12 / 40

What is the term for the critical temperature at which fusion reactions become self-sustaining?

Critical temperature

Ignition temperature

Threshold temperature

13 / 40

What is the term for the instability that can cause plasma to escape confinement?

Plasma sheath

Plasma instability

Magnetic reconnection

14 / 40

What is the main challenge in using tritium as a fuel?

Weight

Radioactivity

Abundance

15 / 40

What is the primary advantage of fusion power over conventional power sources?

Virtually limitless fuel

Easier implementation

Higher efficiency

16 / 40

What is the term for the region in a tokamak where magnetic field lines are closed?

Plasma edge

Magnetic confinement zone

Heliosphere

17 / 40

What is the temperature required for fusion to occur in the sun?

Hundreds of degrees

Millions of degrees

Thousands of degrees

18 / 40

Which isotope of hydrogen has one proton and two neutrons?

Deuterium

Tritium

Protium

19 / 40

What is the term for the self-sustaining fusion reaction without additional external heating?

Overcritical

Ignition

Subcritical

20 / 40

What device is commonly used for magnetic confinement of plasma?

Tokamak

Particle accelerator

Laser

21 / 40

What is the main purpose of cryogenic systems in fusion reactors?

Heat the plasma

Control radiation

Cool superconducting magnets

22 / 40

What is the main purpose of the vacuum vessel in a tokamak?

Provide insulation

Contain the plasma

Generate electricity

23 / 40

What is the primary challenge in achieving controlled nuclear fusion on Earth?

Storing energy

Achieving high temperatures

Finding fuel

24 / 40

What is the role of lithium in some fusion reactor designs?

Cooling the plasma

Heating the plasma

Breeding tritium

25 / 40

What type of fusion reactor uses laser beams to compress the fuel pellet?

Inertial confinement

Gravitational confinement

Magnetic confinement

26 / 40

What is the term for the fusion of light atomic nuclei to form heavier nuclei?

Nuclear fusion

Nuclear fission

Radioactive decay

27 / 40

What is the name of the fusion reaction where two deuterium nuclei combine?

D-D fusion

D-T fusion

Proton-proton chain

28 / 40

What is the term for the pressure exerted by the plasma on the magnetic field in a tokamak?

Plasma pressure

Thermal pressure

Atmospheric pressure

29 / 40

What is the term for the boundary layer between the core plasma and the edge plasma in a tokamak?

Plasma sheath

Scrape-off layer

Magnetopause

30 / 40

Which element is commonly used in fusion reactions along with deuterium?

Helium

Tritium

Carbon

31 / 40

What type of plasma confinement uses magnetic fields to contain the plasma?

Magnetic confinement

Inertial confinement

Gravitational confinement

32 / 40

What is the primary fuel for nuclear fusion in stars?

Helium

Hydrogen

Lithium

33 / 40

What is the purpose of the first wall in a fusion reactor?

Generate magnetic fields

Reflect neutrons

Absorb heat and radiation

34 / 40

Which element is the most abundant in the universe and also fuels stars?

Lithium

Helium

Hydrogen

35 / 40

What is the term for the condition where the fusion power produced exceeds the power input?

Fusion threshold

Breakeven

Critical mass

36 / 40

What is the main purpose of magnetic fields in a tokamak?

Generating electricity

Confining the plasma

Heating the plasma

37 / 40

What is the main product of the deuterium-tritium fusion reaction?

Hydrogen

Helium

Lithium

38 / 40

What type of heating uses radio waves to heat the plasma in a fusion reactor?

Neutral beam heating

Radiofrequency heating

Resistive heating

39 / 40

What type of fusion occurs naturally in stars?

Muon-catalyzed fusion

Thermonuclear fusion

Cold fusion

40 / 40

Which international project is currently being built to demonstrate the feasibility of fusion power?

ITER

SLAC

CERN

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adminApril 4, 2024

0 13 1 minute read