A student uses spectacles of number -2 for seeing distant objects… - Vidyadip

MCQ

A student uses spectacles of number -2 for seeing distant objects. Commonly used lenses for her/his spectacles are

✓
bi-concave
B
piano concave
C
concavo-convex
D
convexo-concave

✓

Answer

Correct option: A.

bi-concave

bi-concave

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