Physics · Light - Reflection and Refraction
एक प्रकाशीय उपकरण X की फोकस दूरी -30 सेमी है। कार्तिय चिन्ह परिपाटी के आधार पर, X हो सकता है:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1या तो अवतल लेंस या अवतल दर्पण✓
- 2या तो उत्तल लेंस या अवतल दर्पण
- 3या तो उत्तल लेंस या उत्तल दर्पण
- 4या तो अवतल लेंस या उत्तल दर्पण
सही उत्तर देखें
या तो अवतल लेंस या अवतल दर्पण
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