Question

if we are given with a numerical and we have to find energy ? is it necessary to write answer in
1.commercial unit- KWhr
2.si unit- joule
3.or both​

Answer 1

we have to answer in si unit.

u should answe in commercial unit only when the question asks u to show the enegy in commecial unit.

i hope so it will help u.

Answer 2

In kwhr is the answer