RRB Group D 10-Dec-2018 Shift 2 Solved Paper

Question : 68 of 100

Marks: +1, -0

Which of the following is NOT a difference between lenses and mirrors?

Light reflects from a mirror. The light goes through and is refracted by a lens.
A Concave mirror converges light to a focal point. For lenses, light converges to a point for a convex lens.
A convex mirror converges light, as does a concave lens.
Lenses have two focal points, one on either side of the lens.

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