MCQ
A closed system is one in which
(Ese-2011)
Options
A) mass crosses the boundaries but not the energy
B) Energy cross the boundaries but not mass
C) Both mass and energy cross the boundaries of the system
D) Neither mass nor energy cross the boundaries of the system
Correct answer : option B ( solution discussed below)
Solution
The system in which mass is does not cross the boundaries but energy is crossed the boundaries of system, this types of systems known as closed system.
i.e. in closed system only energy is transferred but no mass transfer.
Closed system examples
- Pressure cooker
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