Commercial power generation from fusion reactor is not yet possible,
because
(A) It is difficult to control nuclear fusion reaction
(B) The fuel required (i.e., deuterium & tritium) is scarce
(C) It is difficult to initiate fusion reaction
(D) Quantity of fuel required for initiating fusion reaction is prohibitively
high

1 Answer

Answer :

(A) It is difficult to control nuclear fusion reaction

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