Answers

  • Brainly User
2016-03-05T13:39:52+05:30
POWER= 10CM
+15+(-5)=+10 CM :p




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1 5 1
2016-03-05T14:01:48+05:30
P = 1/f
Power of first lens
=> 15cm=15/100=0.15m
=> 1/0.15=20/3=6.66....D (diaptore)
Power of second lens
=> 5cm=5/100=0.05m
=>- 1/0.05= - 20D (diaptore)
Combination of power of both lenses
=> 6.66 + (-20) = -13.34 D approx.
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