Home
Class 12
PHYSICS
A thin convex lens of focal length 5 cm ...

A thin convex lens of focal length `5` cm is used as a simple microscope by a person with normal near point `(25"cm")` . What is the magnifying power of the microscope.?

Text Solution

Verified by Experts

Here , `f=5"cm" , D=25"cm" , M = ? MP = 1+ (D)/(f) = 1 + (25)/(5) = 6`
Promotional Banner

Topper's Solved these Questions

  • GEOMETRICAL OPTICS

    ALLEN|Exercise SOME WORKED OUT EXAMPLES|84 Videos

  • GEOMETRICAL OPTICS

    ALLEN|Exercise EXERCISE -01|65 Videos

  • CURRENT ELECTRICITY

    ALLEN|Exercise All Questions|427 Videos

  • GRAVITATION

    ALLEN|Exercise EXERCISE 4|9 Videos

Similar Questions

Explore conceptually related problems

Convex lens of focal length f is used as simple microscope. D is the least distance for distinct vision.

Assertion(A): A convex lens of focal length 30 cm can’t be used as a simple microscope in normal setting. Reason (R): For normal setting, the angular magnification of simple microscope is M=D/f

A convex lens is used as a simple microscope . True/False

The power of a convex lens of focal length 25 cm is …………… .

A convex lens of focal length 5cm is used as a simple microscope. What is the magnifying power, if final image is formed at the distance of distinct vision i.e. 25 cm ? If it is used as an eyepiece in a compound microscope with objective of magnifying power 40, what is the magnifying power of the compound microscope ?

A convex lens of focal length 5 cm is used as a simple microscope. What will be the magnifying power when the image is formed at the least distance of distinct vision ?

A convex lens of focal length 12.5 cm is used as a simple microscope. When the image is formed at infinite, magnification is _______ (Near point for the normal vision is 25 cm).