Question

कर्नी और करनी ववर्य पर उदषहरण देकर िषर वषक्य

. ललखो दो चित्र भी लगषओ
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Answer 1

• Glass, for example, is transparent to all visible light. ... Opaque objects block light from traveling through them. Most of the light is either reflected by the object or absorbed and converted to thermal energy. Materials such as wood, stone, and metals are opaque to visible light.