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6. What is a virtual image? Give one situation where a virtual image isformed.7. State two differences between a convex and a concave lens.8. Give one use each of a concave and a convex mirror.9. Which type of mirror can form a real image?10. Which type of lens forms always a virtual image?stions 11-13​

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Answer:

6. the reflected ray do not actually meet. hence, search an IMAGE is called VERTICAL image.

10. CONCAVE mirror



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