The Total solution for NCERT class 6-12
A student measures the thickness of a human hair by looking at itthrough a microscope of magnification 100. He makes 20 observations and findsthat the average width of the hair in the field of view of the microscope is3.5 mm. What is the estimate on the thickness of hair?
Magnification of the microscope = 100
Average width of the hair in the field of view of the microscope =3.5 mm