a convergent lens of power 8D is combined with a divergent lens of power -10D calculate
1)power of combination
2)focal lenth of combination
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P=P1+P2
=> POWER OF COMBINATION=[8+(-10)]D
=-2D
D=1\F
SO,-2D=1\F
THEREFORE,F=-2
=> POWER OF COMBINATION=[8+(-10)]D
=-2D
D=1\F
SO,-2D=1\F
THEREFORE,F=-2
brand786:
bro its just recheck your ans i thin it will 0.5m
i think it is the correct one perhaps then also i,ii take a look at it
kk dude
check sample problem of s.chand pg no.261 help u to understand more clearly....
kk
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