Problem: The diameter of Mars is 6794 km, and its minimum distance from the earth is 5.58×107 km. When Mars is at this distance, find the diameter of the image of Mars formed by a spherical, concave telescope mirror with a focal length of 1.60 m.

FREE Expert Solution

Magnification:

m=-siso

Lens maker equation:

1so+1si=1f

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Problem Details

The diameter of Mars is 6794 km, and its minimum distance from the earth is 5.58×107 km. When Mars is at this distance, find the diameter of the image of Mars formed by a spherical, concave telescope mirror with a focal length of 1.60 m.