(a) a switch is opened (b) a switch is closed (c) the switch is either open or closed (d) there is no voltage
Answer
Answer : (b)
Explanation
Explanation :
When switch is opened, circuit is open and current does not flow.
When switch is closed, circuit is closed and current flows in the closed circuit.
5555555555 25. If there is 6 A of current through the filament of a lamp, how many coulombs of charge move through the filament in 1.75 s? (a) 10.5 C (b) 105 C (c) 3.4 C (d) 34 C