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प्रश्न
Draw suitable diagrams to illustrate how a beam of light incident parallel to the principal axis is reflected by:
(a) a concave mirror, and (b) a convex mirror
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उत्तर
(a) Concave mirror
(b) Convex mirror
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संबंधित प्रश्न
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| Ray AB | |
| Ray NM | |
| Ray MD | |
| ∠ r |
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