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Q: A switch should be placed at any height......above the floor level. स्विच फर्श से कितनी ऊँचाई पर लगाया जाना चाहिए ?
  • A. 1.5 m
  • B. 1m
  • C. 1.2 m
  • D. 1.6 m
Correct Answer: Option A -
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Explanations:

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