Banner 0
Banner 1
Banner 2
Banner 3
Banner 4
Banner 5
Banner 6
Banner 7
Banner 8
Banner 9

Q.

A candle placed 25 cm from a lens, forms an image on a screen placed 75 cm on the other end of the lens.  The focal length and type of the lens should be

see full answer

High-Paying Jobs That Even AI Can’t Replace — Through JEE/NEET

🎯 Hear from the experts why preparing for JEE/NEET today sets you up for future-proof, high-income careers tomorrow.
An Intiative by Sri Chaitanya

a

+ 18.75 cm and convex lens

b

– 18.75 cm and concave lens

c

+ 20.25 cm and convex lens

d

– 20.25 cm and concave lens

answer is A.

(Unlock A.I Detailed Solution for FREE)

Best Courses for You

JEE

JEE

NEET

NEET

Foundation JEE

Foundation JEE

Foundation NEET

Foundation NEET

CBSE

CBSE

Detailed Solution

u=−25cm,v=+75cm ⇒1f=1+75−1−25⇒f=+18.75cm. convex lens.
Watch 3-min video & get full concept clarity

courses

No courses found

score_test_img

Get Expert Academic Guidance – Connect with a Counselor Today!

whats app icon