छोटी वस्तु का विवरण देखने के लिए कौन सा उपकरण उपयोगी है?
Which instrument is useful for observing details of a small object?
Explanation opens after your attempt
B. आवर्धक कांचMagnifying glass
Concept
A magnifying glass makes a small object appear larger. Use it to observe fine details.
Why this answer is correct
The correct answer is B. आवर्धक कांच / Magnifying glass. A magnifying glass makes a small object appear larger. Use it to observe fine details.
Exam Tip
आवर्धक कांच छोटी वस्तु को बड़ा दिखाता है। सूक्ष्म विवरण देखने में इसका उपयोग करें।
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