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प्रश्न
The maximum focal length of the eye-lens of a person is greater than its distance from the retina. The eye is
विकल्प
always strained in looking at an object
strained for objects at large distances only
strained for objects at short distances only
unstrained for all distances
MCQ
उत्तर
always strained in looking at an object
The maximum focal length of a normal eye is equal to the distance of the lens from the retina. In case it is greater than the distance, the eye will be strained while focusing the objects on the retina that is at a fixed distance from the eye lens.
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