The circuit as shown in figure, the equivalent gate is
Let the outputs of individual gates be labelled as X, Y and Z respectively starting from left to right. we have:Z=¯¯¯¯YY=¯¯¯¯¯¯¯¯¯XX=¯¯¯¯¯X+¯¯¯¯¯X=¯¯¯¯¯XX=¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯A+B⇒Z=X=¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯A+B.Thus, the combination behaves as NOR gate.
The following figure shows a logic gate circuit with two inputs A and B and the output C. The voltage wavefront of A, B and C are as shown in the figure.
The logic circuit gate is
In the circuit shown in the figure, identify the equivalent gate of the circuit and make its truth table.
Identify the gates P and Q shown in the figure. Write the truth table for the combination of the gates shown.
Name the equivalent gate representing this circuit and write its logic symbol.
The following figure shows a logic gate circuit with two inputs A and B and output C. The voltage waveform of A, B and C are as shown in second figure below.
The logic circuit gate is:
The figure shows two NAND gates followed by a NOR gate. The system is equivalent to the following logic gate
