Answers

  • Brainly User
2016-02-24T18:08:39+05:30
When two lenses of power p1 and p2 are placed in contact...their effective power P= p1+ p2
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2016-02-24T18:15:41+05:30
When two or more lenses are placed in contact then the power would increase. the power would increase in the following way :
" total power of lenses = power of first lens + power of the second lens " 
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