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  4. The circuit diagram shows a logic combination with the states of outputs X, Y and Z given for inputs P, Q, R and S all at state 1. When inputs P and R change to state 0 with inputs Q and S still at 1, the states of outputs X, Y and Z change to

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Q. The circuit diagram shows a logic combination with the states of outputs $X, Y$ and $Z$ given for inputs $P, Q, R$ and $S$ all at state $1$. When inputs $P$ and $R$ change to state $0$ with inputs $Q$ and $S$ still at $1$, the states of outputs $X, Y$ and $Z$ change toPhysics Question Image

KEAMKEAM 2011Semiconductor Electronics: Materials Devices and Simple Circuits

Solution:

In that states outputs X, Y and changes to 0, 1, 0.