Which of the below is an example of open system
A. Hot coffee in a closed cup.
B. Hot coffee in an open cup.
C. Hot coffee in thermos bottle.
Choose the correct option.
1
A, B & C only
2
B only
3
A & C only
4
C Only
Which of the below is an example of open system
A. Hot coffee in a closed cup.
B. Hot coffee in an open cup.
C. Hot coffee in thermos bottle.
Choose the correct option.