Four lenses are being considered for use as a microscope objective. Which of the following focal lengths is most suitable?
a
-5mm
b
+5mm
c
-5cm
d
+5cm
Explanation
Correct Option
bNo explanation available
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Toppr
1 year ago
out of the four lenses,if we are to pick,we are
going to pick the lens with the smallest value,
Y? It's a compound Microscope and you know
that in a compound Microscope,the objective lens is shorter and the eye piece is longer (MOSEL). And for the sign we are going to pick a positive value since,it is a converging lens(+) that is being used.


