Universal NOR gate and its application in automobile alarm system
If the switch SW0 is connected to ground and one of the door is left open, the alarm_________.
If the switch SW0 is on position ‘a’, and the doors 3 and 4 are opened, the alarm ___________.
To provide extra current to drive the alarm device, a __________ is used in the circuit:
Many a times logic symbols attach a small bubble on the input or output side of gate to represent that the input or output is:
When the alarm sounds, _________ current flows through the alarm and the output of the gate to ground.