The statement is true, when the switch is closed electrons will flow.
Current can be defined as the rate of flow of charges or electrons in a given circuit.
Q = It
I = Q/t
where
A closed circuit is a type of circuit in which the wire connection of the circuit is complete and in which current flows.
Switch can be used close or open a circuit.
Thus, the statement is true, when the switch is closed electrons will flow.
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