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प्रश्न
Draw a neat two ray diagram to illustrate how a concave mirror is used as a shaving mirror.
उत्तर
We know that when an object is placed between P and F of a concave mirror, it forms a virtual and enlarged image. Thus, by using a concave mirror we can have a proper shave, as the tiny hairs are clearly visible.
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संबंधित प्रश्न
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