""Despersive power of an achromatic doublet"".....ye cocept kya jee mein hai????
Despersive power of an achromatic doublet is 2/3.
And the combined focal length of the combiation is 30cm.
Find the focal length of each lens.........
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10 Answers
eureka123
·2009-02-23 11:00:47
tapanmast Vora
·2009-02-23 11:05:39
ITS AN ISC que.....
BUT CAN SUM1 SPRING UP AN ANS!!! IF U KNOW HOW 2 DO THESE TYOE OF SUMS....
eureka123
·2009-02-23 11:11:13
acha..........mera to cbse hai....so i cant help........sorry tapan....[2][2][2]