yomilastempire1 yomilastempire1
  • 17-11-2020
  • Physics
contestada

: To determine the focal length of a lens, the following except _ is needed
Answers options
Needles
Siphon
Converging Lens
Diverging Lens​

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ameerah65 ameerah65
  • 17-11-2020
the answer should besiphon
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