India is confident of its strategic deterrence capability, which will get a greater punch with the ongoing induction of Agni-V missiles and Rafale fighters as well the commissioning of nuclear submarine INS Arighat this year, though it still lags behind both China and Pakistan in the number of nuclear warheads.India is confident of its strategic deterrence capability, which will get a greater punch with the ongoing induction of Agni-V missiles and Rafale fighters as well the commissioning of nuclear submarine INS Arighat this year, though it still lags behind both China and Pakistan in the number of nuclear warheads.