Q. The NJ-05, NJ-50 and NJ-100, seen in the news recently, are:

[A] Indigenous anti-drone systems developed by DRDO

[B] Compact nuclear propulsion units developed for unmanned underwater vehicles

[C] New propulsion systems developed for India's fighter aircraft

[D] Indigenous micro and small gas turbine engines developed by CSIR-NAL

Answer: D
Notes:

Explanation: Indigenous micro and small gas turbine engines developed by CSIR-NAL

  • The CSIR–National Aerospace Laboratories (CSIR-NAL) has unveiled three indigenous micro and small gas turbine engines:
    • NJ-05 → 5 kg thrust
    • NJ-50 → 50 kg thrust
    • NJ-100 → 100 kg thrust

Source: NOA

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