Home
Class 11
PHYSICS
Magnification by a lens of an object at ...

Magnification by a lens of an object at distance 10 cm from it is -2. now a seconnd lens is placed exactly at the same positon where first was kept, without changing the distance between object and lens. The magnification by this second lens is -3.
Now both the lenses are kept in contact at the same place. what will be the new magnification ?

A

`-13/5`

B

`-12/7`

C

`-6/11`

D

`-5/7`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • RAY OPTICS

    DC PANDEY|Exercise Matrix matching type Q.|11 Videos

  • RAY OPTICS

    DC PANDEY|Exercise Integer type q.|15 Videos

  • RAY OPTICS

    DC PANDEY|Exercise B. More than one option is correct|20 Videos

  • PROPERTIES OF MATTER

    DC PANDEY|Exercise Integer|8 Videos

  • ROTATION

    DC PANDEY|Exercise (C) Chapter Exercises|39 Videos