Please wait...
1800-212-7858 (Toll Free)
9:00am - 8:00pm IST all days
For Business Enquiry


Thanks, You will receive a call shortly.
Customer Support

You are very important to us

For any content/service related issues please contact on this toll free number


Mon to Sat - 11 AM to 8 PM

Three convex lenses L1, L2,L3 are placed in a row. The focal length of each lens is 20cm. An object is kept at 40cm in front of L1. The final image is formed at the focus I of L3. Find the separation between L1, L2, L3.

Asked by PRANAV 1st October 2013, 7:01 AM
Answered by Expert
Answered by Expert 1st October 2013, 9:46 AM
Rate this answer
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10

You have rated this answer /10

Your answer has been posted successfully!

Free related questions

Chat with us on WhatsApp