The diagram below shows a spherical lens worn by an old man in which the image obtained is highly magnified and has a power of +2.0D. With reference to this answer the following questions: The spherical lens used is

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Question:
The diagram below shows a spherical lens worn by an old man in which the image obtained is highly magnified and 
has a power of +2.0D. With reference to this answer the following questions:

The spherical lens used is

1.convex

2.convexo concave

3.concave

4. plano convex

Posted Date:-2022-01-10 06:43:42

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  21. The diagram below shows a spherical lens worn by an old man in which the image obtained is highly magnified and has a power of +2.0D. With reference to this answer the following questions: The spherical lens used is
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  23. The energy change taking place in the following appliance is
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