Question
1.
2.
3.
4.
Answer (Detailed Solution Below)
Option 2 : 2:1
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Detailed Solution
सही उत्तर 2:1 है।
Key Points
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prepsnap.in • Part -AQuestion:
A 24 mm long fingerprint is recorded as a 48 mm long image on the sensor. The reproduction ratio is _____ / 24 mm लंबा अंगुल-छाप सेंसर पर 48 mm लंबे प्रतिबिंब के रूप में रिकॉर्ड हुआ। प्रजनन अनुपात _____ है।
1.
1:2
2.
2:1
3.
1:1
4.
4:1
Correct Answer: 2:1
Magnification $m = \text{image size} / \text{object size} = 48/24 = 2$, written as the ratio 2:1 (image twice the subject). A 1:2 ratio would mean the image is half the subject's size.
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