iv) Three lenses having power 2, 3.5 and 1.5D are kept touching in a row. What is the total power of the lens combination?
Answers
Answered by
0
Answer:
P
1
=2D,P
2
=2.5 D,P
3
=1.7 D
Let the total power of the lens combination be P. Thus,
P=P
1
+P
2
+P
3
=2+2.5+1.7=6.2 D
Explanation:
Answered by
1
Answer:
7D
Explanation:
P1=2D, P2=3.5D and P3=1.5D
Total power of lens combinations =P1+P2+P3
=> 2D+3.5D+1.5D = 7D
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