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Question

In Fig., find the total magnification after two successive reflections first on M1 and then on M2.
159475_7ccc4d91480341228cdb404b5298e366.png

A
+1
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B
2
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C
+2
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D
1
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Solution

The correct option is D +2
For M1:V=60,m1=2
For M1:u=+20,F=10
1V=120=110V=20
M2=2020=1
M=m1×m2=+2.

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