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CBSE Class 12-science Answered

ifany body dare tell this sum answer and post it.

 

Asked by tyeswanthkumar37 | 14 May, 2020, 10:58: AM
Expert Answer
A mark on surface of glass sphere 
μ1 = 1.5 
mu subscript 2 space equals 1 space

space u space equals space 2 R space

v space equals 10 minus space 2 R
L e n s apostrophe space f o r m u l a comma space

mu subscript 2 over v minus mu subscript 1 over u equals fraction numerator mu subscript 2 minus mu subscript 1 over denominator R end fraction space
space

fraction numerator 1 over denominator 10 space minus space 2 R end fraction space minus space fraction numerator 1.5 over denominator negative 2 R end fraction space equals space fraction numerator 1 minus 1.5 over denominator negative R end fraction space
S i m p l i f y i n g space t h i s space w e space g e t comma space

R space equals space minus space 5 space c m space space
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