Q. With reference to India’s nuclear programme, which of the following statements is/are correct?
Select the correct answer using the codes given below:
A
1 only
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B
2 only
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C
Both 1 and 2
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D
Neither 1 nor 2
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Solution
The correct option is B
2 only Explanation:
Statement 1 is incorrect: The first stage comprises the setting up of Pressurised Heavy Water Reactors (PHWRs) and associated fuel cycle facilities. PHWRs use natural uranium as fuel and heavy water as moderator and coolant. The second stage envisages setting up Fast Breeder Reactors (FBRs) backed by reprocessing plants and plutonium-based fuel fabrication plants. Plutonium is produced by irradiation of uranium-238.
Statement 2 is correct: The third stage is based on the thorium-uranium-233 cycle. Uranium-233 is obtained by irradiation of thorium.