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cse • paper_2 • nuclear_particlecse-1998-subject-07-001

Q-value of nuclear reactions — UPSC CSE 1998 Physics PYQ

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What is the basis of thermonuclear fusion? Estimate the order of temperatures required for promoting the fusion reaction of lighter nuclei. Calculate the Q-value of the proton-proton cycle. 4 {}_1^1 H \rightarrow {}_2^4 He + 2 {}_{+1}^0 e + Q.

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