Advertisements
Advertisements
प्रश्न
The radius of curvature of a spherical mirror is 20 cm. What is its focal length?
संख्यात्मक
Advertisements
उत्तर
Radius of curvature, R = 20 cm
Focal length (f) = `R/2`
f = `R/2`
f = `20/2`
f = 10 cm
Hence, the focal length of the given spherical mirror is 10 cm.
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
