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# Concave Mirrors

Light from a star is collected by a concave mirror. How far from the mirror is the image of the star if the radius of curvature is 150 cm?

# Find magnifications of image

A 60 cm tall red rose is placed 40 cm from a large convex lens of focal length 20 cm. Locate the position of the image by means of a ray diagram Locate the position of the image by means of...

# What is the focal length of the mirror, the length of the image, and the magnification?

When a butterfly of body length 4.2 cm is 10 cm from a concave mirror, its image is 15 cm behind the mirror.

# Find the magnification of the image

A candle is placed 15 cm from the vertex of a concave mirror that has a focal length of 10 cm.

# If laser beam hits the bullet proof Lexan glass of a bank with an angle of 45 degrees

If laser beam hits the bullet proof Lexan glass of a bank with an angle of 45 degrees. If the index of refraction for Lexan is 1.585 and the index of refraction for air is 1.000293, What is the angle...