Physics And Measurement Question 183
Question: If $ L=2.331cm,\ B=2.1cm $ , then $ L+B= $
[DCE 2003]
Options:
A) 4.431 cm
B) 4.43 cm
C) 4.4 cm
D) 4 cm
Show Answer
Answer:
Correct Answer: C
Solution:
Given, $ L=2.331\ cm $
$ =2.33 $ (correct upto two decimal places) and $ B=2.1\ cm $
$ =2.10\ cm $
$ \therefore \ L+B=2.33+2.10=4.43\ cm $ . $ =4.4cm $ Since minimum significant figure is 2.
