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very very very very helpful!!!
did you find this helpful in today’s exam? were there any direct questions based on this?
thank you sir and salute to ur efforts although there was availability of technology but u yourself wrote it for ourselves
Very nice mind map 👍👍👍
amazing notes sir!!
Amazing it’s realy very good
Thank you sir.
when two lenses are combined together then the focal length
likha hai check kar 2nd page pe
Thanks sir excellent master mind map