logo

Ask Questions, Get Answers

 
X
 Search
Want to ask us a question? Click here
Browse Questions
Ad
Home  >>  AIMS  >>  Class11  >>  Physics  >>  Units and Measurement
0 votes

Which of the following is the most precise device for measuring length: \[\] (a) a vernier callipers with 20 divisions on the sliding scale \[\] (b) (b) a screw gauge of pitch 1 mm and 100 divisions on the circular scale \[\] (c) an optical instrument that can measure length to within a wavelength of light ?

Can you answer this question?
 
 

1 Answer

0 votes
Optical instrument is the most suitable device to measure length.
answered May 28, 2014 by thanvigandhi_1
 

Related questions

Ask Question
student study plans
x
JEE MAIN, CBSE, NEET Mobile and Tablet App
The ultimate mobile app to help you crack your examinations
Get the Android App
...