Subject :NSO Class : Class 6
Which of the following statements about the circuit is/are incorrect?
I. Lamp L1 will light up when either L2 or L3 are lighted.
II. Electricity will flow only when all the switches are closed.
III. Electricity will flow as long as any one switch is closed.
AI only
BII and III only
CI and II only
DI, II and III
this question is incorrect options