space medium True/False

Lithium-ion batteries have largely replaced NiCd/NiH₂ in modern satellites due to higher energy density.

  1. True
  2. False

Answer: True

Li-ion offers 2-3× energy density vs legacy chemistries, reducing battery mass/volume; qualified for GEO/LEO missions since 2000s.

Topic Space Technology - Power Storage
Exam Relevance SSC CHSL, Railway JE
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