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(Solved): 1- A concave mirror with a radius of curvature of 20 cm is placed 30 cm to the right of a thin conve ...



1- A concave mirror with a radius of curvature of 20 cm is placed 30 cm to the right of a thin convex lens of a focal length of 10 cm. 

Find the location, orientation, and size of the final image of a small bulb sitting 40 cm to the left of the lens.

Draw the optical diagram.

2-  A ray of light emitted beneath the surface of an unknown liquid with air above it, undergoes total internal reflection as shown below. What is the index of refraction for the liquid?

 



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Mirror formula for concave, 1/f
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