🛠️ JEE🧲 Physics

For a concave mirror, the distance between the object and image is 20 cm , and the magnification is -3 . Find the focal …

Q1

For a concave mirror, the distance between the object and image is 20 cm , and the magnification is -3 . Find the focal length of the mirror.

(Shift - II Memory Based)

a

5 cm

b

7.5 cm

c

10 cm

d

15 cm

🔒
Answer & explanation — PYQ Pass

Options are free to see. Unlock the correct answer and full explanation with Pass.

Unlock · ₹149

Practice more JEE Physics PYQs

See every question on Ray Optics and Optical Instruments, or browse the full JEE question bank.

See all questions on Ray Optics and Optical Instruments →