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लेन्सका दुईओटा वक्रता केन्द्र जोड्ने काल्पनिक रेखालाई के भनिन्छ ? What is the imaginary line joining two centres of curvature of a lens called? (i)…

SEE Class 10 Science · 2080 · Solved Question with Answer

लेन्सका दुईओटा वक्रता केन्द्र जोड्ने काल्पनिक रेखालाई के भनिन्छ ?

What is the imaginary line joining two centres of curvature of a lens called?

(i) प्रमुख अक्ष (Principal axis)

(ii) प्रमुख रेखा (Principal line)

(iii) अप्टिकल रेखा (Optical line)

(iv) वक्रता रेखा (Curvature line)

Solution

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