Banner 0
Banner 1
Banner 2
Banner 3
Banner 4
Banner 5
Banner 6

Q.

An object placed at a distance of 10 cm from a concave mirror. If =-3. The image distance is:


see full answer

Talk to JEE/NEET 2025 Toppers - Learn What Actually Works!

Real Strategies. Real People. Real Success Stories - Just 1 call away
An Intiative by Sri Chaitanya

a

20cm

b

-20cm

c

30cm

d

-30cm 

answer is C.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

The image distance is 30 cm.
Given magnification(m) = -3
Object distance = -10 cm
Image distance, = v
By Magnification formula
m=-vu
v   =-×-3 
     =-10×-3    v=30 cm
 
Watch 3-min video & get full concept clarity

Best Courses for You

JEE

JEE

NEET

NEET

Foundation JEE

Foundation JEE

Foundation NEET

Foundation NEET

CBSE

CBSE

score_test_img

Get Expert Academic Guidance – Connect with a Counselor Today!

whats app icon
An object placed at a distance of 10 cm from a concave mirror. If m =-3. The image distance is: