Question:বিটা কণার ভর কত? 

A `23xx10^(-21)kg` 

B `0.11xx10(-31)kg` 

C `1.6xx10^(-3)kg` 

D `9.11xx10^(-19)kg` 

+ Answer
+ Report
Total Preview: 473

Copyright © 2024. Powered by Intellect Software Ltd