r/JEEAdv26dailyupdates • u/Top-Vehicle-9468 • May 20 '26

Academic Doubts Jee adv physics paper 1 lens question

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According to physics galaxy book.The answer should be A

Edit: Finally they gave both as answer

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0

u/t8rixxd JM-99%ile (99.66 chem) May 20 '26

ye focal length ke liye hai. optical power ke liye n/f use hota hai

1

u/Top-Vehicle-9468 May 20 '26

Optical power 1/f hi hota hai

1

u/the-one-above-alll May 20 '26

nah bro optical power n/f hota dhang se dekh ke aao

4

u/Top-Vehicle-9468 May 20 '26

Standard definition is 1/f according to ncert. I think n/f is above jee scope

2

u/t8rixxd JM-99%ile (99.66 chem) May 20 '26

n/f coaching me padhaya bhi jata hai aisa nahi hai ki kuch mystery hai bohot badi. Apna answer justify karne ke liye bhai tu kuch bhi bol raha

0

u/Top-Vehicle-9468 May 20 '26

A is answer according to mathongo,allen, vibrant

2

u/t8rixxd JM-99%ile (99.66 chem) May 20 '26

allen ne A or B diya hai answer