Advertisements
Advertisements
प्रश्न
Define 1 dioptre of power of a lens.
एक पंक्ति में उत्तर
Advertisements
उत्तर १
The SI unit of power of lens is dioptre which is denoted by the letter D. 1 dioptre is defined as the power of a lens of focal length 1 metre.
shaalaa.com
उत्तर २
1 dioptre is the power of a lens whose focal length is 1 metre.
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
