SSC General Science & Technology Sample Paper NCERT Sample Paper-5

  • question_answer
    Consider the following statements about the ITER project:
    1. ITER is an international research and engineering project which is currently building the world largest and most advanced experimental tokamak nuclear fusion reactor.
    2. This Fusion reactor is being constructed in Europe, at Cadarache in the south of France. Construction of the facility began in 2008 and first plasma is expected in 2018.
    3. The ITER tokamak aims to make the long awaited transition from today's studies of plasma physics to full scale electricity-producing fusion power plants.
    4. The project's members are the European Union, Japan, China, the United States, South Korea, India and Russia. Which of the above statements is/are correct?

    A)  1, 2 and 3        

    B)  1, 3 and 4

    C)  2, 3 and 4        

    D)  1, 2, 3 and 4

    Correct Answer: D

    Solution :

    [d] Fusion power has the potential to provide sufficient energy to satisfy mounting demand, and to do so sustainably, with a relatively small impact on the environment. Nuclear fusion has many potential attractions. Firstly, its hydrogen isotope fuels are relatively abundant one of the necessary isotopes, deuterium, can be extracted from seawater, while the other fuel, tritium, would be bred from a lithium blanket using neutrons produced in the fusion reaction itself. Furthermore, a fusion reactor would produce virtually no \[C{{O}_{2}}\] or atmospheric pollutants, and its other radioactive waste products would be very short-lived compared to those produced by conventional nuclear reactors.


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