find the power of concave lens when focal lentgh is 2 m
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Answered by
2
Answer:
Thus, the power of this concave lens is, -0.5 dioptre.
Explanation:
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Answered by
0
Answer:
o. 5 dioptre
Explanation:
Power=1
focal length= m
=l/-2= -0 .5 dioptre
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