Home
Class 12
PHYSICS
The length of the compound microscope is...

The length of the compound microscope is `14 cm.` The magnifying power for relaxed eye is `25`. If the focal length of eye lens is `5 cm`, then the object distance for objective lens will be

A

1.8 cm

B

1.5 cm

C

2.1 cm

D

2.4 cm

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • RAY OPTICS

    CENGAGE PHYSICS|Exercise DPP 1.5|15 Videos
  • PHOTOELECTRIC EFFECT

    CENGAGE PHYSICS|Exercise Integer Type|4 Videos
  • RAY OPTICS AND OPTICAL INSTRUMENTS

    CENGAGE PHYSICS|Exercise QUESTION BANK|40 Videos

Similar Questions

Explore conceptually related problems

The magnifying power of a simple microscope is 6. The focal length of its lens in metres will be, if least distance of distinct vision is 25cm

The focal length of the objective lens of a compound microscope is

The focal lengths of the objective and eye - lens of a microscope are 1cm and 5 cm respectively. If the magnifying power for the relaxed eye is 45 , then the length of the tube is

The focal length of the objective lens of a telescope is 50 cm If the magnification of the telescope is 25, then the focal length of the eye-piece is

An astronomical telescope has a magnifying power 10. The focal length of the eye piece is 20 cm. the focal length of the objective is -

The total magnification produced by a compound microscope is 20 . The magnification produced by the eye piece is 5 . The microscope is focussed on a certain object. The distance between the objective and eye piece is observed to be 14 cm . If least distance of distinct vision is 20 cm , calculate the focal length of objective and eye piece.