मराठी

A diverging lens has focal length of 3 cm. Calculate the power.

Advertisements
Advertisements

प्रश्न

A diverging lens has focal length of 3 cm. Calculate the power. 

संख्यात्मक
Advertisements

उत्तर

Given: f = −3 cm = −0.03 m (Diverging lens)

Formula: Power (P) = `1/f` 

∴ P = `1/(-0.03)` 

= `100/-3`

= −33.33 D

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 2: Refraction of Light - Exercise 7 [पृष्ठ १३१]

APPEARS IN

लखमीर सिंह Physics [English] Class 10
पाठ 2 Refraction of Light
Exercise 7 | Q 13. | पृष्ठ १३१
Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×