मराठी

The Focal Length of a Spherical Mirror of Radius of Curvature 30 Cm Is: (A) 10 Cm (B) 15 Cm (C) 20 Cm (D) 30 Cm - Science

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प्रश्न

The focal length of a spherical mirror of radius of curvature 30 cm is:

(a) 10 cm
(b) 15 cm
(c) 20 cm
(d) 30 cm

उत्तर

15 cm  

The focal length of a spherical mirror is half of its radius of curvature.

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पाठ 4: Reflection of Light - Exercise 2 [पृष्ठ १७९]

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लखमीर सिंह Physics (Science) [English] Class 10
पाठ 4 Reflection of Light
Exercise 2 | Q 17 | पृष्ठ १७९
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