Science · Physics
यदि किसी अवतल (कॉन्केव) दर्पण को पानी में डुबाया जाए, तो उसकी फोकस दूरी पर क्या प्रभाव पड़ेगा?
- 1शून्य हो जाएगी
- 2कम हो जाएगी
- 3बढ़ जाएगी
- 4अपरिवर्तित रहेगी✓
सही उत्तर देखें
अपरिवर्तित रहेगी
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